Guard rail clamps
By: the Q & C Company
Contributors: General Supply Co
Publisher: Q & C
Published: 191u
Place of publication: New York
Language: eng
Other titles: Trade catalogues (NLC), Railroad; Catalogues commerciaux (BNC), chemin de fer
Notes: A corporate body and subject index for this collection, and other trade catalogues, is located in the National Archives Reading Room.

Canadian agent: General Supply Co., Toronto.