Description:
Patent for a rubber compound, which is not damaged by oils and therefore usable in bearings. It features asphaltic bitumen rather than paraffin bitumen.
Description:
Postcard of the cracked Liberty Bell in a black and white photograph. The note above the bell reads, "Sure do wish you were here with us - With Love - Sig." The postcard is addressed to "Miss Mamie McFaddin 1906 McFaddin Ave Beaumont, Texas."
Description:
Patent for apparatus and improving practices associated with distillation of petroleum as undistilled residues, as well as petroleum in other forms.
Date: September 16, 1913
Creator: Van Dyke, John W.; Irish, William M.; Ellis, H. A. & Esterly, Edw. C.
Description:
Patent for a new and useful process of reducing asphaltum to a liquid and the patent includes a list of solvents suitable for use in the process.
Description:
Map shows late nineteenth century Philadelphia, Pennsylvania street names, piers, railroads, cemeteries, parks, select buildings, public institutions, and notable physical features. Inset: "Philadelphia and vicinity." Includes number key to piers. Scale [ca. 1:19,500].
Description:
Map shows late nineteenth century Philadelphia County, Pennsylvania boundaries, townships, railroads, populations, marshes, cities, towns, and notable physical features. Insets: "Independence Hall in 1876, Philadelphia," "New City Hall, Philada.," "Centennial Art Gallery," and "Girard College, Philadelphia." Bulls-eye circles indicate four-mile intervals. Depths shown by soundings. Scale [ca. 1:65,400].
Description:
Map shows mid-nineteenth century Philadelphia, Pennsylvania numbered wards, street names, parks, military installations, railroads, ferry and steamboat routes, and some buildings, businesses and institutions. Scale not given.
Date: 1860
Creator: Mitchell, S. Augustus, Jr. (Samuel Augustus)
Description:
Map shows mid-nineteenth century Philadelphia, Pennsylvania numbered wards, street names, parks, military installations, railroads, ferry and steamboat routes, and some buildings, businesses and institutions. Scale not given.
Date: 1860
Creator: Mitchell, S. Augustus, Jr. (Samuel Augustus)
Description:
Map shows numbered wards, street names, parks, military installations, railroads, ferry and steamboat routes, and some buildings, businesses and institutions in late nineteenth century Philadelphia, Pennsylvania. Scale not given.
Date: 1868
Creator: Mitchell, S. Augustus, Jr. (Samuel Augustus)
Description:
Map shows mid-nineteenth century Philadelphia, Pennsylvania street names, wards, public institutions, military facilities, parks, railroads, docks, ferries, marshlands, and buildings. Scale [ca. 1:16,900].
Description:
Map shows mid-nineteenth century Philadelphia, Pennsylvania numbered wards, street names, parks, military installations, railroads, ferry and steamboat routes, and some buildings, businesses and institutions. Scale not given.
Date: 1860
Creator: Mitchell, S. Augustus, Jr. (Samuel Augustus)
Description:
Map shows mid-nineteenth century Philadelphia, Pennsylvania numbered wards, street names, parks, military installations, railroads, ferry and steamboat routes, and some buildings, businesses and institutions. Scale not given.
Date: 1872
Creator: Mitchell, S. Augustus, Jr. (Samuel Augustus)
Description:
Map shows mid-nineteenth century Philadelphia, Pennsylvania numbered wards, street names, parks, military installations, railroads, ferry and steamboat routes, and some buildings, businesses and institutions. Scale not given.
Date: 1870
Creator: Mitchell, S. Augustus, Jr. (Samuel Augustus)
Description:
Map shows street names, cemeteries, parks, ferries, railroads, docks, bridges, and public institutions for Philadelphia and adjacent communities; greater detail of downtown Philadelphia on inset. Inset: "Business portion of Philadelphia on enlarged scale." Scale [ca. 1:53,300].
Description:
Map shows street names, public institutions, parks, cemeteries, docks, railroads, major buildings, businesses, reservoirs, and military facilities. Includes index. Scale [ca. 1:28,200].
Description:
Heavy cast iron grist mill for grinding corn meal. The large bowl tapers into grinding blades. There is a large wheel to hand turn blades. Imprinted on the wheel: "ENTERPRISE M'F'G CO. PHILADELPHIA U.S.A. #23409". Imprinted on the hub that holds the blades and the wheel: "ENTERPRISE GRIST MILL NO. 60".
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