Insurance maps of Norristown, Pennsylvania, including Black Horse, Earnest Station, Ivy Rock Station, Jeffersonville, Mogeetown, Plymouth Meeting and parts of East Norriton, Plymouth and West Norriton Townships. 1 map on 68 sheets : color ; on sheets 65 x 55 cm + 1 title sheet + 1 index sheet + 1 key map. Scale approximately 1:600. 50 ft. to one in.unless otherwise noted on individual sheets.