Search Results 4071 items were found.
Category: Economics
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- Item 74833
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- Glass electrical insulator, ca. 1880
- Contributed by: Maine Historical Society
- Date: circa 1880
- Media: Glass
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- Item 74834
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- Westinghouse #104 insulator, ca. 1920
- Contributed by: Maine Historical Society
- Date: circa 1920
- Media: Ceramic
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- Item 74835
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- Break-strain insulator, ca. 1915
- Contributed by: Maine Historical Society
- Date: circa 1915
- Media: Wood, iron
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- Item 74836
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- Ball-strain insulator, ca. 1920
- Contributed by: Maine Historical Society
- Date: circa 1920
- Media: Composite material, iron
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- Item 74837
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- Open-end strain insulator, ca. 1900
- Contributed by: Maine Historical Society
- Date: circa 1900
- Media: Porcelain
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- Item 74838
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- Electrical worker climbing irons, ca. 1954
- Contributed by: Maine Historical Society
- Date: circa 1954
- Media: Iron, aluminum, leather
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- Item 74839
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- Hard hat, ca. 1953
- Contributed by: Maine Historical Society
- Date: circa 1953
- Media: Fiberglass
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- Item 74840
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- Rubber top hat, ca. 1910
- Contributed by: Maine Historical Society
- Date: circa 1910
- Media: Rubber, felt
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- Item 74841
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- Electrical worker tool belt, ca. 1920
- Contributed by: Maine Historical Society
- Date: circa 1920
- Media: Leather, metal
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- Item 74842
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- 'McIntryre' splice, ca. 1913
- Contributed by: Maine Historical Society
- Date: circa 1913
- Media: Copper
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- Item 74843
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- Ratchet sleeve twister, ca. 1935
- Contributed by: Maine Historical Society
- Date: circa 1935
- Media: Steel
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- Item 74844
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- Splicing sleeve, ca. 1910
- Contributed by: Maine Historical Society
- Date: circa 1910
- Media: Copper, aluminum
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- Item 74845
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- Crimping-splicing tool, ca. 1935
- Contributed by: Maine Historical Society
- Date: circa 1935
- Media: Wood, galvanized iron
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- Item 74846
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- Western Union splice, ca. 1920
- Contributed by: Maine Historical Society
- Date: circa 1920
- Media: Copper
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- Item 74847
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- Hammer with insulated handle, ca. 1920
- Contributed by: Maine Historical Society
- Date: circa 1920
- Media: Iron, wood, plastic
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- Item 74848
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- Alligator wrench, ca. 1910
- Contributed by: Maine Historical Society
- Date: circa 1910
- Media: Forged iron
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- Item 74849
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- Lag-screw wrench, ca. 1903
- Contributed by: Maine Historical Society
- Date: circa 1903
- Media: Iron
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- Item 74850
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- Chance 'special' wrench, ca. 1928
- Contributed by: Maine Historical Society
- Date: circa 1928
- Media: Iron
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- Item 74866
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- Reproduction 1879 light bulb, ca. 1929
- Contributed by: Maine Historical Society
- Date: circa 1929
- Media: Glass, wood, carbon, bakelite
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- Item 74867
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- Carbonized cellulose filament bulb, ca. 1895
- Contributed by: Maine Historical Society
- Date: circa 1895
- Media: Glass, cellulose, brass
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- Item 74868
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- Metalized filament bulb, ca. 1904
- Contributed by: Maine Historical Society
- Date: circa 1904
- Media: Glass, cellulose, brass
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- Item 74869
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- Tantalum filament bulb, ca. 1904
- Contributed by: Maine Historical Society
- Date: circa 1904
- Media: Glass, tantalum, brass
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- Item 74870
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- Tungsten filament lamp, ca. 1909
- Contributed by: Maine Historical Society
- Date: circa 1909
- Media: Glass, metal, tungsten
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- Item 74871
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- 'Mazda' tungsten filament bulb, ca. 1935
- Contributed by: Maine Historical Society
- Date: circa 1935
- Media: Glass, tungsten, brass
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