File consists of three maps of the Grand River watershed, collected by Hynes in the process of his research. One map shows Grand River Conservation Authority forest areas; one shows small reservoirs, impoundments and channel work; and one shows a plan of flood control and water conservation.
Hynes, Hugh Bernard NoelElements area
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Scope note(s)
Graphic delineations at a set scale, of all or part of the earth or another celestial sphere indicating the relative position of selected artificial and natural features.
Source note(s)
Library of Congress Basic Genre Terms for Cultural Heritage Materials