1 "Fișier:Big_Stone_Gap_Observations,_1932-1933;_Notes_on_the_Nesting_of_Birds,_1932-1934_(IA_BigStoneGapObse00Camb).pdf".

Fișier:Big Stone Gap Observations, 1932-1933; Notes on the Nesting of Birds, 1932-1934 (IA BigStoneGapObse00Camb).pdf

applies to jurisdiction: United States of America determination method: work of the federal government of the United States determination method: SHA-1...