Paragon X-ray pointers
Subtitle: a complete text-book on radiography with Paragon X-ray plates.
Contributors: George W. Brady & Co.
Publisher: George W. Brady & Co.
Published: 1915
Place of publication: Chicago, Ill
Language: eng
Number of pages: 58
Subjects: Radiography.
Notes: Cover title.
"Second edition"--Introd.