Principia Publishing, Inc.

How to Reach Us

Please contact us at:

Principia Publishing, Inc.
P.O. Box 98950
Seattle WA 98198 USA
Phone: 253-815-7821
email: ppi@zns.com

It will help us greatly if, in your email messages to us, you would please use "PPI: " (P + P + I + colon + space) as the first five (5) characters of your Subject field.

Example:

Subject: PPI: Question re delivery to PO Box in Taiwan.

Thank you.

Copyright © 1999 - 2010 by Principia Publishing, Inc. All rights reserved. Principia Publishing and PPI are registered trade names and IN$IDER OCTOPU$, PROBITAS PRIMA, PRINCIPIA PUBLISHING SELLS EDUCATIONAL HARPOONS, and WORDS TO THE WISE are trademarks of Principia Publishing, Inc. E-gold and e-gold are registered trademarks of Gold & Silver Reserve, Inc. Other trademarked product names are the property of their holders. Unless otherwise stated, prices are expressed in terms of today’s US fiat currency, the paper and industrial-metal credit tokens most US citizens use – temporarily – instead of money. Duplication prohibited without prior written permission.