The mineral industry of the British Empire and foreign countries
Subtitle: War period. Felspar. (1913-1919.)
Publisher: H. M. Stationery Off.
Published: 1920
Place of publication: London
Language: eng
Number of pages: 16
Subjects: Feldspar
Notes: At head of title: Imperial mineral resources bureau.

"References to technical literature": p. 15-16.