00366nam a22001337a 4500008004100000040005500041080001500096100001800111245002000129260005100149300000900200650001300209653001000222230612b        |||||||| |||| 00| 0 eng d  aNational Science LibrarycNational Science Library  a683.33bJ3  aBuehr, Walter  aStory of locks   aNew York: bCharles Scribner's Sons,    c1953  a45p.  aLanguage  aStory