Check the listing for details. Antique Brass Postage Stamps / Match box with Ad. Baltimore Md.. Condition: Used. Listed at 95.00 USD. 2 1/2 Hours East Of Baltimore Md & Washington Dc. THE WOOLDRIDGE FERTILIZER CO. NATURAL GUANOS AND HIGH CLASS BONE PHOSPHATES BALTIMORE MD. 1/2 Hour NW of Ocean City Md. 1 Hour East Of Cambridge Maryland.