Pl. 9 Antique Map of the Air Movement of the United States by Walker '1874'

€ 500

One of a kind: this is the sheet in the photographs. Ships from Langweer, the Netherlands.

Date: 1874
Sheet size: 55 × 79 cm (21.7 × 31.1 in)
Condition: Good
Reference: BG-11875-41

Condition

Original folding line. General age-related toning, minor wear. Blank verso, please study image carefully.

About this sheet

Antique map titled 'U.S. Signal Service chart, showing annual means of barometer and total movement of air with resultants from June 1872 to May 1873 inclusive. Compiled from data collected at the Office of the Chief Signal Officer of the Army'. Antique map of the barometer air movement of the United States. Originates from 'Statistical Atlas of the United States based on the results of the ninth census 1870 (..)' by Francis A. Walker.