Sandbox (locomotive) (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Sandbox (locomotive)" in English language version.

refsWebsite

Global rank English rank

3patents.google.com

1,182^nd place

725^th place

low place

low place

1,904^th place

9,802^nd place

daserste.de

mediathek.daserste.de

Riskante Zugbremsen: Die Bahn setzt weiter auf eine umstrittene Technik. Report Mainz, ARD, 20. August 2013, http://mediathek.daserste.de/

patents.google.com

John B. Collin, Sanding Device for Locomotives, U.S. Patent 271,039, Jan 23, 1883.
George T. Drew, Sand-Box for Cars, U.S. Patent 458,621, Feb. 20, 1891.
John G. McPherson, Sand-Drier, U.S. Patent 276,445, April 24, 1883.

wikipedia.org

de.wikipedia.org