February 18, 2013

High contrast streaking in pictorial endpapers.

From The Star People by Gaylord Johnson (1921). Original from the University of California. Digitized December 10, 2007.

December 10, 2012

Hybrid star charts (plates left folded).

From p. 202 of The Friendly Stars by Martha Evans Martin (1909). Original from Harvard University. Digitized March 24, 2008.