BOK, "Britten's Old Clocks and Watches and Their Markers"av bland annat G.H. Baillie, mfl. 7:e uppl. 1956.
BOK, "Britten's Old Clocks and Watches and Their Markers"av bland annat G.H. Baillie, mfl. 7:e uppl. 1956.
" A historical and descriptive account of the diferent styles of clocks and watches of the past in England and abroad containing a list of nearly fourteen thousand makers"
Bruksslitage. Ej genomgånget.