Lines of equal magnetic declination and of equal annual change
Date1917
Names
Canada. Department of the Interior
(author)
Canada. Surveys and Mapping Branch
(contributor)
Meighen, Arthur, 1874-1960
(contributor)
Format
Medium
DimensionsScale 100 miles to one inch; 35.5 x 44.5 cm
Language
CollectionBaldwin Collection of Canadiana
Usage Rights
Public Domain
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Call Number / Accession Number538-7-C12-SMALL
Dewey Number538.7 C12 SMALL
Approximately 1870
Approximately 1870
Approximately 1870
