Bruce O. B. Williams
2 published titles
GB slide rules & calculating apparatus : indexes to abridged patent specifications 1636-1963 : a complete listing of every type of calculator with names of patentees & slide rule patent numbers to 199
(Contributor)
1 edition
- ISBN: 0953503941
- C.A. Barnes in conjunction with the UKSRC
- 2002
- Details
Non-electronic calculating apparatus : an illustrated listing of 2900+ GB patent specifications, 1793-1999
1 edition
- ISBN: 0953503976
- C.A. Barnes in conjunction with the UKSRC
- 2004
- Details
