Allegheny River navigation charts
By: US Army Corps of Engineers, Pittsburgh District
Publisher: The District
Published: 1992
Place of publication: [Pittsburgh, Pa.]
Language: eng
Number of pages: 45
Subjects: Nautical charts -- Allegheny River (Pa. and N.Y.); Allegheny River (Pa. and N.Y.) -- Navigation
Notes: Cover title

Channel drawing superimposed on aerial photography

Shipping list no.: 92-207-P

"January 1992."

Includes map index