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Pennsylvania
United States. PA. Philadelphia, PA. Philadelphia Co. (open .). Dated 1894/11/30. 1c (#246) on ad cover for Riehle Brothers Testing Machine Co..
Cover #98920 | Price: $25.00
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Pennsylvania
United States. PA. Philadelphia, PA. Philadelphia Co. Dated 1895/02/12. Duplex cancel ties 2c on cover with illustrated products of "The Otto Gas Engine Works.".
Cover #95121 | Price: $30.00
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Pennsylvania
United States. PA. Philadelphia, PA. Philadelphia Co. Dated 1895/05/14. Double oval ties 1c (#230) on cover with illustrated "Butler Roller Mill" + corner card of "Griscom Co. & McFeely" mill contractors.
Cover #95123 | Price: $20.00
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Pennsylvania
United States. PA. Philadelphia, PA. Philadelphia Co. (open .). Dated 1895/07/25. 9 x 8" invoice of the J.W. Paxson & Co. dealers in all kind of moulding sand and manufacturers of foundry facings and foundry equipment.
Cover #100466 | Price: $25.00
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Pennsylvania
United States. PA. Philadelphia, PA. Philadelphia Co. (open .). Dated 1896/. 1c (#264) on ad cover of the Franklin Machine Works. Products include printing machinery, electric motors & steam engines.
Cover #99237 | Price: $45.00
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Pennsylvania
United States. PA. Philadelphia, PA. Philadelphia Co. (open .). Dated 1896/07/30. Duplex cancel on 2c entire with illustrated Philadelphia Corliss Engine.
Cover #97421 | Price: $30.00
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Pennsylvania
United States. PA. Philadelphia, PA. Philadelphia Co. Dated 1897/01/09. Machine cancel ties 2c on cover with corner card for the "Geo. A. Smith Machinery Co." plus illustrated sole sewing machine.
Cover #94692 | Price: $25.00
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Pennsylvania
United States. PA. Philadelphia, PA. Philadelphia Co. Dated 1897/05/13. Duplex cancel ties 2c (#279B) on cover with illustrated paper cutter plus return for Ellison Bros..
Cover #97019 | Price: $20.00
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Pennsylvania
United States. PA. Philadelphia, PA. Philadelphia Co. (open .). Dated 1897/05/14. 2c (#267) on ad cover for Riehle Brothers Testing Machine Co..
Cover #98923 | Price: $35.00
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Pennsylvania
United States. PA. Philadelphia, PA. Philadelphia Co. Dated 1897/10/12. Machine cancel ties 2c (#279B) on cover with illustrated gas machine in facsimile stamp of "The Otto Gas Engineering Works"
.
Cover #97113 | Price: $90.00
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Pennsylvania
United States. PA. Philadelphia, PA. Philadelphia Co. Dated 1897/12/02. Machine cancel ties 2c (#279B) on cover with illustrated coffee mill of the National Specialty Mfg. Co..
Cover #96834 | Price: $30.00
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Pennsylvania
United States. PA. Philadelphia, PA. Philadelphia Co. Dated 1898/07/30. Machine cancel ties 2c (#286) on cover with illustrated gas machine in facsimile stamp of "The Otto Gas Engineering Works"
.
Cover #97114 | Price: $90.00
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Pennsylvania
United States. PA. Philadelphia, PA. Philadelphia Co. Dated 1898/08/08. Machine cancel ties 2c Washington on cover with illustrated "Ohio Standard Shredder" of the "S.P. Lummus Supply Co." Company letterhead enclosure.
Cover #95117 | Price: $25.00
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Pennsylvania
United States. PA. Philadelphia, PA. Philadelphia Co. (open .). Dated 1898/09/22. 2c entire (reduced right) with ad of the Morse, Williams & Co. Elevator manufacturer.
Cover #99061 | Price: $50.00
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Pennsylvania
United States. PA. Philadelphia, PA. Philadelphia Co. (open .). Dated 1899/02/27. 2c entire with ad of the Morse, Williams & Co. Elevator manufacturer.
Cover #99060 | Price: $75.00
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Pennsylvania
United States. PA. Philadelphia, PA. Philadelphia Co. Dated 1899/04/05. 1c pair (#279) on ad cover of Golding & Com. makers of printing machinery. On reverse is a map of central Philadelphia showing the location of the company factory.
Cover #100102 | Price: $30.00
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Pennsylvania
United States. PA. Philadelphia, PA. Philadelphia Co. Dated 1899/09/19. Machine cancel ties 2c on cover FRONT with illustrated "Riehle Brothers" testing machine.
Cover #94675 | Price: $5.00
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Pennsylvania
United States. PA. Philadelphia, PA. Philadelphia Co. (open .). Dated 1899/11/08. 2c (#279B) on ad cover for Riehle Brothers Testing Machine Co..
Cover #98921 | Price: $25.00
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Pennsylvania
United States. PA. Philadelphia, PA. Philadelphia Co. Dated 1899/12/29. Machine cancel ties 2c (#279B) on cover with illustrated "Brehmer Wire Stretcher" plus return for the Charles Beck Paper Co. An illustrated "Keystone Slitter" and text ads are on the reverse.
Cover #96829 | Price: $35.00
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Pennsylvania
United States. PA. Philadelphia, PA. Philadelphia Co. (open .). Dated 19?/. 1c (Q1) on fold-our ad pamphlet (fold, splits) showing factory and 5 pieces of machinery produced by the Newton Machine Tool Works.
Cover #100449 | Price: $25.00
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