Please send physical mail to the publisher of the relevant book:
For Little Wing Learns to Fly and Tugboat Bill and the River Rescue:
HarperCollins Children’s Books
195 Broadway
New York, NY 10007
For Cat Wishes:
Houghton Mifflin Harcourt Books for Young Readers
125 High Street
Boston, MA 02110
For Creaky Acres:
Dial Books for Young Readers
Penguin Young Readers Group
345 Hudson Street
New York, NY 10014
Calista Brill is represented by Erin Murphy of Erin Murphy Literary Agency.
Erin Murphy Literary Agency, Inc.
824 Roosevelt Trail #290
Windham, ME 04062