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soldat252: "Frankford Arsenal" Philadelphia, PA
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soldat252: "Bardes Foundry" Philadelphia, PA
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soldat252: "Contractors Foundry, Phila PA" Philadelphia, PA
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soldat252: Philadelphia, PA
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soldat252: Philadelphia, PA
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soldat252: Philadelphia, PA
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soldat252: "Geothermal Vault" Havertown, PA
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soldat252: "Philadelphia Electric Company" Philadelphia, PA
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soldat252: "Radnor-Haverford-Marple Sewer Authority"
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soldat252: Radnor-Haverford-Marple Sewer"
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soldat252: "Philadelphia Electric" Philadelphia, PA
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soldat252: "Bell System" Bell Telephone Company Manhole
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soldat252: Bingham & Taylor Gas cover type 3
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soldat252: Philadelphia Water Department valve cover
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soldat252: Gardner Box Gas valve cover
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soldat252: "P.G.W" Philadelphia Gas Works manhole
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soldat252: Neenan Foundry manhole on Philadelphia No2 Storm inlet
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soldat252: "W: Campbell Foundry Co 1960" water valve access cover
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soldat252: Bingham & Taylor Gas cover type 2
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soldat252: City Gas Access Cover
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soldat252: "Valvco Venti-Box" Gas valve access cover
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soldat252: "HPFS" marked High Pressure Fire Service manhole
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soldat252: "W: Campbell Fdy Co 1960" A water manhole made by the Campbell Foundry Company
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soldat252: Steam, Storm, or Sanitary?
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soldat252: Philadelphia, PA
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soldat252: A water manhole made by W.H. Clark Foundry in 1956.
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soldat252: "KT Co" Keystone Telephone Company manhole, Philadelphia PA
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soldat252: "Steam"
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soldat252: "W.A. Snow Iron Works, Boston"
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soldat252: "TEL", Telephone marked crudely.