Construction of a guard lock
By: by L.N. Rhéaume
Contributors: Canadian Society of Civil Engineers
Publisher: Canadian Society of Civil Engineers
Published: 1887
Place of publication: Montréal]
Language: eng
Subjects: Locks (Hydraulic engineering); Écluses
Notes: Caption title.

At head of title: (All rights reserved). Advance proof--(Subject to revision) ...

"To be read on 6th or 20th October."

Also published in: Transactions of the Canadian Society of Civil Engineers, v. 1, pt. 2, 1887.