Scale approximately 1:110,000 (W 75°53ʹ29ʺ--W 75°03ʹ03ʺ/N 40°58ʹ05ʺ--N 40°25ʹ06ʺ).
Note
"March 1975." Includes text. On verso: text, table, specimen map, color illustration, map of "Woodlands, orchards, and watersheds," and map of "Prime agricultural land and urban cover." Inserted in envelope (31 cm.).