Vaughan's patent concrete spade
By: Concrete Spade Mfg. Company
Publisher: Concrete Spade Mfg. Company
Published: 1908
Place of publication: Chicago
Language: eng
Notes: Title from letterhead.

Typescript letter, addressed to John Davis Barnett, dated May 18th, 1908, accompanying card illustrating the shovel and demonstrating its use.

"Canadian representatives: Stinson-Reeb Builder's Supply Company ... Montreal ..."