A rare LARGE SIZE HOOK TYPE SLIDE RULE by Kerby & Bro. This special purpose calculating rule is in excellent condition and is clearly marked with the maker name. From the Philip Platt Collection.
Length = 48.00 Inches Ref. The item "Kerby & Brother, 51 Fulton St, New York Rare Hook End Slide Rule -Extra Clean" is in sale since Thursday, October 05, 2017.
This item is in the category "Collectibles\Tools, Hardware & Locks\Tools\Carpentry, Woodworking\Rules, Tapes". The seller is "greatcatalogue" and is located in Bath, New York.
This item can be shipped worldwide.