On an undescribed variety of amethyst
By: by Professor Duns.
Contributors: Royal Physical Society of Edinburgh.
Series: CIHM/ICMH microfiche series -- no. 67144.
Publisher: s.n.
Published: 1987
Place of publication: [Edinburgh?
Language: eng
Format: Microform
Subjects: Amethysts.; Precious stones.
Notes: Caption title.

"Read before the Royal Physical Society, 21st April 1880."

Reproduction of original in: Nova Scotia. Legislative Library.

Pre-1900 Canadiana.

Microfiche. Ottawa : Canadian Institute for Historical Microreproductions, 1987. 1 microfiche (6 fr.) ; 11 x 15 cm. (CIHM/ICMH Microfiche series = CIHM/ICMH collection de microfiches ; no. 67144).