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

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Prolific Authors

who have written the most books on this subject
Louise Spilsbury, 11 books
Richard Spilsbury, 6 books
Ellen Labrecque, 6 books
Anne Ylvisaker, 5 books
John Woodward, 5 books
Angela Royston, 4 books
Doreen Gonzales, 4 books
Sharon Gordon, 3 books
Christine Petersen, 3 books
Trevor Day, 3 books
Camilla De la Bédoyère, 2 books
Krista West, 2 books
Helaine Becker, 2 books
Erik Bergaust, 2 books
Bobbie Kalman, 2 books
David Petersen, 2 books
Sy Montgomery, 2 books
Pam Walker, 2 books
Lisa Bullard, 2 books
Darlene R. Stille, 2 books
Hilary Koll, 2 books
Garda Turner, 2 books
Catherine Chambers, 2 books
Dan Green, 2 books
John Nelson, 2 books