Publishing History

This is a chart to show the publishing history of editions of works about this subject. Along the X axis is time, and on the y axis is the count of editions published. Click here to skip the chart.  This graph charts editions published on this subject.
Editions Published
Year of Publication


Prolific Authors

who have written the most books on this subject
Dougal Dixon, 67 books
Don Lessem, 58 books
Susan Heinrichs Gray, 39 books
Grace Hansen, 37 books
Joanne Mattern, 35 books
Daniel Nunn, 30 books
David West, 30 books
Rupert Matthews, 28 books
DK Publishing, 25 books
Daniel Cohen, 25 books
Janet Riehecky, 23 books
Buffy Silverman, 22 books
Roger Priddy, 21 books
Julie Murray, 20 books
Helen Frost, 15 books
Jon Hughes, 15 books
West, David, 14 books
Tammy Gagne, 14 books
Michael Dahl, 14 books
Kathryn Clay, 14 books
Charles Lennie, 14 books
Virginia Schomp, 13 books
Thom Holmes, 13 books
Daniele Fabbri, 13 books
Annette Bay Pimentel, 13 books