Manufactured: 1874 to 1935
Dimensions: 7-1/2 inches long
Construction: Brass frame, steel
blade
Average Price as given by
Walter(1998): $15 to $60
Metric: $100 to $300
Type
1: $50 to $150
Notes: Design change in 1898 to a cast iron frame,
nicke plated. Available with metric graduations in 1905
Type | Catalog Line Drawing | Example |
Type I ( 1974 - 1887 ) |
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Type II (1888 to 1935) | ||