1
by Keiper, Frank
Published 1924
Pioneer Pub. Co

12
by Terrell, Thomas
Published 1895
Sweet & Maxwell

14
by Holroyd, Edward
Published 1830
Printed by A. Strahan, for J. Richards

15
by Godson, Richard
Published 1823
Printed for J. Butterworth and Son

20
by Gordon, John William
Published 1908
Jordan & Sons
Subjects: ...Inventions / Great Britain / Patents...