Graph, Number of Migrant Whooping Cranes, 1949

Creator

Robert Porter Allen

Files

Preview

Creation Date

January 1949

Abstract

A line graph depicting the number of migrant whooping cranes from the years 1912-1949.

Alt Text

A graph with multiple plotted lines and labeled annotations indicating various events or milestones. The x-axis represents years from 1957 to 1973, while the y-axis appears to measure an unspecified variable.

Keywords

Whooping crane, Bird populations, Estimates, Migration (birds)

Extent

1 graph

Physical Collection

National Audubon Society Robert Porter Allen collection

Language

English

Identifier

A55-00020

Recommended Citation

Allen, Robert Porter, "Graph, Number of Migrant Whooping Cranes, 1949" (1949). Robert Porter Allen Audubon Collection - Photographs. Image 199.
https://digitalcommons.usf.edu/rpa_photographs/199