PMG Chronology of Flexible Films

Page Information	Page Information
Date initiated 	March 2023
Contributors 	Andrew Robb
==Introduction==
==Chronology of Flexible Film==
Year	Film Type 	Film Brand	Film Size/ Format	Discontinued	Notes
1889	Cellulose nitrate film base	Various 	 	1951 	
1920	Cellulose acetate film base	 	 	 	
1955	Polyester film base 	 	 	 	
=== Kodak Film Notch Chronology ===
From David Horvath 1987 SurveyHorvath, David. 1987. Acetate Negative Survey. FINAL REPORT A PROJECT FUNDED BY THE UNIVERSITY OF LOUISVILLE AND THE NATIONAL MUSEUM ACT. https://gawainweaver.com/images/uploads/Horvath_AcetateNegativeSurvey.pdf, the information below on Kodak sheet film was received from the Patent Office of the Eastman Kodak Company in Rochester. The Kodak notches referenced in the table are found in the attached PDF.
NOTCH	FILM CODE 	FILM NAME
1 	1101 	Par Portrait (1935) Discontd.
 	5101 	Par Portrait (1938) Discontd.
 	7581 	Asochrome (1940) Discontd. 1946
 	6123 	Autopositive Commercial (1942) Discontd.
 	6126 	Appan (1942) Trans. to 32A (1953)
 	6130 	Infrared (1942) Discontd. 1970
 	Exp. 	Kodalith Panchro (1942) Discontd. 1949
 	6565 	Kodagraph Proc. Pan Stripping (1942) Discontd. 1949
 	7582 	Kotavachrome (1942) Discontd. 1949
 	5601 	Masking Pan (1942) Discontd. 1947
 	5560 	Contact Screen (1945) Trans. 1952
 	Exp. 	Aero Positive Transparency (1946) Discontd.1949
 	5204 	Micro-File (1946) Discontd. 1953
 	5570 	Pan Masking (1946) Discontd. 1967
 	5246 	Direct Positive Pan (1946)
 	7009 	Verichrome (1949) Discontd. 1956
 	5552 	Opalure Print (1949) Trans. to # 9 (1958)
 	6574 	Aerographic Positive (1949) Discontd. Notching 1953
 	6564 	Kodalith Pan Stripping (1949) Discontd. 1963
 	5211 	Linagraph Ortho 1952 Code changed to 5471 (1960)
 	5471 	Linagraph Ortho (19603 Discontd. 1971
 	5214 	Linagraph Shellburst (1952) Code changed to 5474 (1959)
 	5474 	Linagraph Shellburst, Gray Base (1959)
 	5244 	Linagraph Pan (1952) Code changed to 5479 (1963)
 	5365 	Fine Grain Dupl. Pos. (1952) Code changed to 5366 (1965)
 	6014 	Verichrome Pan (1956) Discontd. 1960
 	5574 	Aerial Positive 1954 Code changed to 5435 (1958)
 	5435 	Aerial Positive (1958) Discontd. 1967
 	6013 	Verichrome Pan (1960) Discontd. 1961
 	2566 	Kodalith Royal Ortho, Estar Base (1960) Discontd.
 	5218 	High Speed Infrared (1960) Discontd. 1970 1961
 	5455 	High Contrast Copy (1960) Discontd.1969
 	6041 	Verichrome Pan (1961)
 	4151 	Dye Transfer Receiving Estar Thick Base (1965)
 	5480 	XR Extended Rnge (1964 Discontd. 1967
 	4589 	Gravure Resist, Estar Thick Base (1965) Discontd. 1969
 	2474 	Linagraph Shellburst, Estar Base (196 )5
 	2475 	2475 Recording, Estar Base (1965)
 	5028 	Ektacolor Slide (1964)
 	5256 	Ektachrome MS, for Daylight (1965) Changed to "SO" 1971
 	5258 	Ektachrome ER, Type B (1965) Changed to "SO"1971
 	5459 	Micro-File AHU (1965) Discontd. 1969
 	2256 	Ektachrome MS, Estar Base (1966)
 	4588 	Projection Print, Estar Thick Base (1966)
 	4427 	Aerographic Duplicating, Estar Thick Base (1967)
 	2448 	Ektachrome MS Aerographic, Estar Base (1967)
 	2476 	Linagraph Shellburst, Estar-AH Base (1966)
 	2479 	2479 RAR, Estar-AH Base (1966)
 	24 84 	24 84 Pan, Estar-AH Base (1967)
 	2485 	High Speed Recording, Estar-AH Base (1967)
 	2496 	2496 RAR, Estar-AH Base (1967)
 	2498 	2498 RAR, Estar-AH Base (1967)
 	5033 	High Speed Ektachrome, Daylight Type (1967) To "SO" 1971
 	5034 	High Speed Ektachrome, Type B (1967) To "SO" # 1971
 	5224 	4-X Negative (1967 )
 	5257 	Ektachrome ER, Daylight (1966) Chngd.to "SO" # 1971
 	5425 	Super-XX Aerographic (1967) Discontd. 1968
 	2420 	Aerographic Duplicating (Estar Base)(1968)
 	2492 	Kodak 24 92 RAR Film (Estar Base) (1967) Discontd. 1971
 	5022 	Ektacolor ID/copy 5022 (1971)
 	"SO" Films and customer orders that require a notch will normally utilize the #1 notch unless otherwise shown on these sheets.	
2 	1102 	Super Ortho Portrait (1935 Discontd.
 	1132 	Super Ortho Portrait (1935) Discontd.
 	2122 	Super Ortho Portrait (1935) Discontd.
 	5102 	Super Portrait (1935) Discontd.
 	5132 	Super Portrait (1935) Discontd.
 	6132 	Portrait Super Speed Matte (1942) Discontd.
 	6122 	Super Speed Ortho Portrait (1938) Trans.to 4C (1949)
 	SO-131 	Pan-X 100 (Estar Thick Base) (1938) Discontd. 1969
 	4162 	Ektapan (Estar Thick Base) (1969)
2A 	1104 	Commercial (1935) Discontd.
 	5104 	Commercial (1935) Discontd.1942
 	6124 	Commercial (1935) Discontd.1967
 	6155 	Commercial Thin Base (1942) Discontd. 1953
 	2127 	Commercial (Estar Base)(1960) Name & Code changed to:
 	4127 	Commercial Estar Thick Base (1964)
 	6127 	Commercial (1967)
3 	1107 	Commercial Ortho (1935) Discontd.
 	5107 	Commercial Ortho (1935) Discontd.
 	6107 	Commercial Ortho (1935) Discontd. 1962
 	4160 	LS Pan (Estar Thick Base) (1964) Discontd. 1969
3A 	1108 	Commercial Pan (1935) Discontd.
 	5108 	Commercial Pan (1935) Discontd. 1940
 	6148 	Single-Coated X-ray, Green Sensitive (1946) Code changed to:
 	6524 	Single-Coated X-ray, Green Sensitive (1959) Discontd. 1969
3B 	1106 	Process (1935) Discontd.
 	5106 	Process (1935) Discontd. 1940
 	6111 	Contrast Process Ortho (1940) Discontd. 1967
 	6562 	Kodagraph Contrast Process Thin Base (1940) Discontd. 1962
 	6111 	Wirephoto Process Ortho (1953) Discontd. 1967
 	4111 	Contrast Process Ortho (Estar Thick Base) 1967 Discontd. 1970
 	 	Wirephoto Process Ortho (Estar Thick Base) 1967 Code changed to:
 	4154 	Contrast Process ORTHO (Estar Thick Base) (1970)
 	 	Process Ortho for WIREPHOTO (Estar Thick Base) (1970)
3C 	1114 	Portrait Pan (1935) Discontd.
 	2114 	Portrait Pan (1935) Discontd.
 	5114 	Portrait Pan (1935 Discontd.
 	6114 	Portrait Pan (1935) Trans. to # 34 (1949)
 	2558 	Kodalith Pan Processor (Estar Base) (1970)
4 	5112 	Process Pan (1935) Discontd. 1940
 	6112 	Contrast Process Pan (1940) Trans to # 34B (1950)Disc.
 	6563 	Kodagraph Process Pan (1940) Trans. to # 34B (1950)
 	 	Kodagraph C. T. C. (1940) Discontd. 1942
 	4152 	Ortho Scanner (Estar Thick Base) (1967)
4A 	5105 	Panatomic (1935) Discontd.
 	6105 	Pan atomic (1935) Discontd.
 	6140 	Panatomic-X (1938) Trans. to# 35 (1950)
 	9111 	Contrast Process Ortho P.B. (1958) Discontd.1960
 	4135 	Gravure Positive (Estar Thick Base) (1965) Trans. to 34G 1968
 	SO-133 	Gravure Positive (Estar Thick Base) 1967 Trans.to 34G 1968
4B 	1112 	Commercial Matte (1935) Discontd.
 	5113 	Commercial Matte (1935) Discontd.1942
 	6113 	Commercial Matte (1940) Discontd.1964
4C 	5117 	Ortho Press (1935) Discontd. 1942
 	6122 	Super Speed Ortho Portrait (1949) Discontd.1967
 	4166 	Royal-X Pan (Estar Thick Base) (1970)
4D 	5554 	Kod alith Blue Sensitive (1935) Discontd.
 	6554 	Kodalith Blue Sensitive (1935) Discontd.
 	6573 	Highlight Masking (1947) Discontd.1963
 	6573 	Professional Line Copy (1963)
4E 	5557 	Ortho Kodalith (1935) Discontd.1942
 	6557 	Ortho Kodalith (1942) Discontd.
 	6558 	Kodalith Ortho Thin Base( 1942) Trans.to # 9 (1943)
 	6567 	Kodalith Half Tone (1942) Discontd.
 	8557 	Kodalith Ortho Cartographic (1942) Discontd.
4F 	-- 	Panchro Press Safety (1935) Discontd.1940
 	6146 	Super Pan Press, Type B (1940) Trans.to # 31 (1949)
4G 	1116 	Super Sensitive Pan (1935) Discontd.
 	2116 	Super Sensitive Pan (1935) Discontd.
 	6116 	Super Sensitive Pan (1935) Discontd.1940
 	5116 	Super Sensitive Pan (1935) Discontd.1940
 	6127 	Super Panchro Press Sports Type (1946) Trans. to # 35 1950
 	9123 	Commercial P.B. (1957) Discontd. 1961
 	4143 	High Speed Infrared 4143 (Estar Thick Base) (1970)SO
8 	6559 	T.B. Stripping (1935) Discontd.1964
9 	5109 	Transmission, Type A (1942) Discontd. 1961
 	5118 	Blue Base X-ray (1942) Discontd.
 	5120 	Blue Base X-ray (1942) Discontd.
 	5121 	Blue Base X-ray (1942) Discontd.
 	6129 	Wirephoto Super Speed (1942) Changed name to:
 	6129 	Wirephoto, Type C (1953) Discontd.1967
 	6136 	Single-Coated X-ray, Blue Sensitive 1942 Changed To:
 	6527 	Single-Coated X-ray, Blue Sensitive 1958 Discontd.1967
 	6139 	Transmission, Type C (1942) Discontd.1967
 	5301 	Positive (1942) Discontd. 1949
 	5552 	Kotava (1942) Discontd.
 	5561 	Translite Matte (1942) Discontd.
 	5574 	White Topographic (1942) Discontd.
 	6555 	Kodalith Process Screen Thin Base (1942) Discontd.
 	5159 	Industrial X-ray, Type M (1942) Discontd.
 	6558 	Kodalith Ortho, Thin Base (1942) Discontd.
 	7302 	Fine Grain Positive (1949) Code changed to:
 	7303 	Fine Grain Positive (1965) Reverted to Code 7302 (1965
 	5552 	Opalure Print (1958)
 	4139 	Kodak Transmission, Type C (Estar Thick Base) (1967)
 	4527 	Single-Coated X-ray, Blue Sensitive Estar Base (1967)
 	4514 	Kodak RP/D X-OMAT Radiograph Dupl. (1970)
 	SO-183 	Scanner Pan Film (ESTAR Thick Base) (1969) ( to #1 not 1g) 1970
12 	6128 	Super Panchro Press (1938) Discontd.
 	 	Panchro Press Super-X (1942) Discontd.
 	2133 	Separation Neg. Type II (Estar Base) (1960) Code & Name changed to:
 	4133 	Separation Neg., Type II (Estar Thick Base) (1964)
12A 	5133 	No-Screen X-ray (1938) Discontd.
 	6137 	Kodacchrome Daylight Trans. to # 14 (1938)
 	1510 	Nitrate Matrix (1949) Discontd. 1951
 	4509 	RP/SU X-0mat Subtraction (1970)
13 	6138 	Kodachrome, Type B (1938) Trans, to # 56 (1949)
 	9132 	Separation Neg. P.B. (1957) Discontd. 1961
 	2131 	Separation Neg. Type I (Estar Base) (1960) Code & Name changed to:
 	4131 	Separation Neg., Type I (Estar Thick Base) (1964)
13A 	6147 	Super Ortho Press (1938) Discontd. 1956
 	6147 	Plus-X Pan (1961) Discontd. 1964
 	4147 	Plus-X Pan (Estar Thick Base) (1964) Name changed to:
 	4147 	Plus-X Pan Professional (Estar Thick Base) (1967)
13B 	6125 	Eastman Safety Gravure (1938) Discontd.
 	2134 	33 Positive (Estar Base) (1960) Code & Name changed to
 	4134 	33 Positive (Estar Thick Base) (1964) Discontd. 1965
13C 	6145 	Ortho-X (1938) Discontd. 1956
 	2138 	Tri-X (Estar Base) (1960 Code & Name changed to:
 	4138 	RS Pan Estar Thick Base (1965) Discontd. 1970
 	6138 	RS Pan (1960) Discontd. 1965
14 	6137 	Kodachrome, Daylight (1938) Trans. to # 54 (1949)
 	6523 	Single-Coated X-ray, Green Sensitive, Type 0 (1959) Discontd. 1962
14A 	6143 	Tri-X (1938) Trans to # 33 (1950)
 	6125 	Gravure Copy (1958) Name changed 1969
 	6125 	Professional Copy (1969) Discontd. 1970
 	4125 	Professional Copy (Estar Thick Base) (1970)
14B 	6142 	Super-XX (1938) Trans. to # 32 (1950)
 	6144 	Royal Ortho (1956) Discontd. 1965
 	4163 	Tri-X Ortho (Estar Thick Base) (1965)
14C 	6148 	Kodatron (1940) Discontd.
 	5510 	Matrix (1946) Code changed to:
 	5150 	Matrix R959l Discontd. 1960
 	6137 	Kodachrome, Daylight - Trans. to .# 14
 	1150 	Matrix (Estar Base) (1960) Code & Name changed to:
 	4150 	Matrix (Estar Thick Base) (1964)
14D 	6568 	Kodagraph Commercial Screen (1941) Discontd.
 	6138 	Kodachrome, Type B - Trans. to # 13
 	5513 	Flexichrome Stripping 1949 Code changed to:
 	5151 	Flexichrome Stripping (1959) Discontd. 1961
14E 	9570 	Pan Masking P. B. (1958) Discontd. 1960
 	1570 	Pan Masking Estar Base) (1960) Code & Name changed to:
 	4570 	Pan Masking Hstar Thick Base) (1964)
14F 	 	
14G 	 	
22 	 	
22A 	 	
23 	 	
23A 	 	
23B 	 	
23C 	 	
24 	 	
24A 	 	
24B 	 	
24C 	 	
24D 	 	
24E 	 	
24F 	 	
24 G 	 	
31 	5160 	Industrial X-ray Type A (1942) Discontd.
 	1009 	Verichrome (1942) Discontd.
 	2009 	Verichrome (1946) Discontd.
 	1515 	Wash-Off Relief (1942) Discontd.
 	1510 	Matrix (1946) Trans. to r# 12A (1949)
 	6146 	Super Pan Press, Type B (1949)
32 	5135 	Industrial X-ray, Type K (1942) Discontd.
 	6142 	Super-XX (1950) Discontd. 1965
 	4142 	Super-XX Pan (Estar Thick Base) (1965)
32A 	6141 	Royal Pan (1953) Discontd. 1965
 	6126 	Appan (1953) Discontd. 1958
 	4141 	Royal Pan (Estar Thick Base) (1964)
33 	5134 	Industrial X-ray, Type F (1942) Discontd.
 	6143 	Tri-X Pan (1950) Discontd. 1961
 	4164 	Tri-X Pan (Estar Thick Base) (1963) Name changed to:
 	4164 	Tri-X Pan Professional (Estar Thick Base) (1967)
33A 	5141 	Fine Grain X-ray (1942) Discontd.
 	SO-191 	Polycontrast Print (ESTAR Thick Base) 1971
33B 	6562 	Kodalith Pan (1942) Discontd. 1960
 	2568 	Kodalith Pan (Estar Base) (1960)
33C 	5120 	Blue Base X-ray (1942) Discontd.
 	1511 	Pan Matrix (1946) Discontd. 1949
 	5511 	Pan Matrix (1946) Code changed to:
 	5149 	Pan Matrix (1957)Discontd. 1964
 	1149 	Pan Matrix (Estar Base) (1960) Code & Name changed to:
 	4149 	Pan Matrix (Estar Thick Base) (1964)
34 	6614 	Portrait Pan (1949) Discontd. 1969
34A 	 	
34B 	6112 	Contrast Process Pan (1950) Discontd.1970
 	6563 	Kodaline Process Pan (1949) Discontd. 1950
 	4153 	Contrast Process Panchromatic (Estar Thick Base) (1970)
34C 	 	
34D 	 	
34E 	 	
34F 	 	
34G 	5512 	Pan Matrix Reversal (1947) Discontd.1954
 	SO-133 	Gravure Positive (Estar Thick Base) (1968) Discontd. 196_
 	4135 	Gravure Positive 4135 (Estar Thick Base) (1968)
35 	6140 	Panatomic-X (1950) Discontd. 1969
35A 	6127 	Super Pan Press, Sports Type (1949) Discontd.1953
 	6128 	Royal,-X Pan (1957) Discontd. 1965
 	4128 	Royal-X Pan 4128 (Estar Thick Base) (1965) Discontd.1969
35B 	 	
35C 	 	
41 	 	
42 	 	
43 	 	
44 	 	
45 	 	
46 	 	
51 	6101 	Ektachrome Daylight (1946) Trans.to # 61 (1957)
 	8464 	Recordak Micro-File Card (1970)
 	2950 	Recordak Diazo TM Film 2950 (ESTAR Base) 1970
 	2950 	Recordak Diazo M Film 2950 (ESTAR Base) 1969
 	4950 	Recordak Diazo M Film 4950 (ESTAR Thick Base) (1969)
 	4950 	Recordak Diazo TM Film 4950 (ESTAR Thick Base) 1970
 	SO-404 	Recordak High Speed Diazo (ESTAR Thick Base) 50-404 Disc.1972
51A 	6523 	Single-Coated, Green Sensitive, Type 0 (1963) Discontd.1966
 	4523 	Single-Coated, Green Sensitive, Type 0 (Estar Base) (196_)Name changed 1969
 	4523 	Single-Coated, Green Sensitive 1969
 	SO-363 	Single-Coated, Green Sensitive, Type I (Estar Base)(196_) Discontd.1968
52 	6102 	Ektachrome, Type B (1946) Trans. to # 62 (1957)
53 	6104 	Ektacolor, Type B (1946) Trans. to # 64 (1957)
54 	6137 	Kodachrome, Daylight (1949) Discontd. 1951
 	6103 	Ektacolor, Type S (1956) Trans. to T 63 (1957)
56 	6138 	Kodachrome, Type B (1949) Discontd. 1951
57 	6105 	Ektacolor Print (1949) Trans.
58 	 	
59 	 	
6o 	 	
61 	6101 	Ektachrome, Daylight (1957) Discontd.1960
62 	6102 	Ektachrome, Type B (1957) Discontd. 1960
63 	6103 	Ektacolor, Type S (1957) Code & Name changed to:
 	6101 	Ektacolor Professional, Type S (1963)
64 	6104 	Ektacolor, Type B (1957) Discontd. 1958
 	6106 	Ektacolor, Type L, (1959) Code & Name changed to:
 	6102 	Ektacolor Professional, Type L (1964)
65 	6105 	Ektacolor Print (1957) Discontd.1959
 	4106 	Vericolor Professional, Type L (Estar Thick Base) (197_)
65A 	4105 	Vericolor Professional, Type S (Estar Thick Base) (197_)
66 	6106 	Ektacolor, Type L (1957) Trans.to # 64 (1959)
67 	6115 	Ektachrome, Daylight Type (1958)
68 	6116 	Ektachrome, Type B (1958)
69 	6108 	Ektacolor Print (1958) Code changed to:
 	6109 	Ektacolor Print (1962) Discontd.1972
 	4109 	Kodak Ektacolor Print (1971)
70 	6110 	Ektacolor Internegative (1959)
71 	2104 	Tri-Mask (Estar Base) (1961) Code & Name changed to:
 	4104 	Tri-Mask, (Estar Thick Base) (1964)
72 	6119 	Ektachrome Duplicating (1966) Discontd.
73 	6120 	Ektachrome Duplicating (1971)
 	 	"NOTE: Approval Card # 5068 changes Notches - 1949-1950
==Further Reading==
* Calhoun, J. M. 1953. Storage of nitrate amateur still-camera film negatives. Journal of the Biological Photographic Association 21(3): 1–13.
* Horvath, David. 1987. Acetate Negative Survey. FINAL REPORT A PROJECT FUNDED BY THE UNIVERSITY OF LOUISVILLE AND THE NATIONAL MUSEUM ACT. https://gawainweaver.com/images/uploads/Horvath_AcetateNegativeSurvey.pdf
* Mannheim, L. A. [1969] 1975. Sizes and packings. The focal encyclopedia of photography: desk edition. 1395–1398.
* Shanebrook, Robert. 2016. Making KODAK film. Rochester, NY : Robert L. Shanebrook. Chapter 7. Photographic plate and film base 
* Valverde, Maria Fernanda. 2005. Photographic Negatives: Nature and Evolution of Processes, 2nd edition. George Eastman House, Image Permanence Institute, Rochester, NY. Accessed March 30, 2023: https://s3.cad.rit.edu/ipi-assets/publications/negatives_poster_booklet.pdf 
* Walsh, Betty. Preservation of Negatives at the British Columbia Archives. Topics in Photographic Preservation 2005, Volume 11, Article 13 (pp. 97-103)
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