Code of practice
By: of the National Building Granite Quarries Association
Edition: 2nd ed. with all revisions and additions to October 1, 1919, adopted October 24, 1919.
Series: Harvard pre-1920 social history/business preservation microfilm project -- 02963
Publisher: s.l.
Published: 1919
Place of publication: Boston
Language: eng
Number of pages: 11
Subjects: Granite industry and trade