On Page 166 of my book there is an image of a Patent (17,546) taken out by Hewitt, T. P. and Hewitt, C. J.. The heading reads:
‘August 3 1906 Patent Abridgements Horology 1855-1900 Volume 1’.
It should read:
‘August 3 1906 Patent Abridgements Horology 1901-1930 Volume 2’.