Postage stamp separation (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Postage stamp separation" in English language version.

refsWebsite

Global rank English rank

low place

low place

6^th place

6^th place

1web.archive.org

1^st place

1^st place

archive.org

Williams, Louis N. (1990). Fundamentals of Philately. State College, PA: American Philatelic Society. p. 756. ISBN 0-933580-13-4.

linns.com

Baadke, Michael (2 November 1998). "Stamp separation appears in many forms". Linn's Stamp News. Archived from the original on 2 February 2017.
USPS press sheets: more questions than answers

web.archive.org

Baadke, Michael (2 November 1998). "Stamp separation appears in many forms". Linn's Stamp News. Archived from the original on 2 February 2017.