The gradient-telemeter level and its advantages on preliminary work
By: by R.W. Macintyre
Contributors: Canadian Society of Civil Engineers
Publisher: Canadian Society of Civil Engineers
Published: 1903
Place of publication: Montréal]
Language: eng
Subjects: Levels (Surveying instruments); Surveying; Instruments; Niveaux (Instruments d'arpentage); Arpentage; Surveying instruments
Notes: Caption title.

At head of title: Please read and send in as full a discussion as possible at earliest date ... Advance proof-(Subject to revision) ...