Seven species of broadleaf deciduous trees for windbreaks : effect of spacing distance and age on their survival and growth at Cheyenne, Wyo. /

Caption title.

An accompaniment to Mitchell's reference and distance map of the United States; containing an index of all the counties, districts, townships, towns, &c., in the Union: together with an index of the rivers ...also, a general view of the United States ... with an account of the actual and prospective internal improvements throughout the Union ...

A copy (dated 1834) of "Mitchellʹs reference & distance map," which was issued separately, is in the Library of Congress, Division of Maps and Charts.