publisher: Washington, Govt. print. off.
format: ebook
ISBN:
0022867902 (2940022867909)
format: hardcover pages: 684
language: English
ISBN:
0916984389 (9780916984380)
ASIN: 916984389
publisher: American GeographicalSociety
format: ebook
ISBN:
001717306X (2940017173060)