Shop Kinks ... Showing Special Ways of Doing Work Beter, More Cheaply and More Rapidly Than Usual, as Done in Fifty or More Leading Shops in America ... a Most Useful Book for the Machinist, by Robert Grimshaw ..

Shop Kinks ... Showing Special Ways of Doing Work Beter, More Cheaply and More Rapidly Than Usual, as Done in Fifty or More Leading Shops in America ... a Most Useful Book for the Machinist, by Robert Grimshaw ..