Lever escapement (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Lever escapement" in English language version.

refsWebsite

Global rank English rank

1books.google.com

3^rd place

3^rd place

6^th place

6^th place

1granularit.com

low place

low place

archive.org

Glasgow, David (1885). Watch and Clock Making. London: Cassel & Co. pp. 180-183.

books.google.com

Britten, Frederick James (1899). Old Clocks and Watches and their Makers. London: B. T. Batsford. pp. 349–350.

granularit.com

qp.granularit.com

Treffry, Timothy (2006-05-30). "Heart of Lightness" (PDF). QP Magazine. Vol. 15, no. 24. London. pp. 86–91. Retrieved 2018-03-20.