Collectors can get a free Journey to the Center of the Earth 3D promo card (#P-i) from Inkworks by following these instructions:

1) Carefully address your request to:

Inkworks Journey 3D Card Offer P-i
P. O. Box 1160
Morrisville, NC 27560-1160

2) PLEASE NOTE: We follow U.S. Postal Service security and safety recommendations. You MUST include your return address on the outside of the envelope. If your letter does not have a return address on the outside of the envelope or the address and postmark do not match, your letter may not reach us or, if it does, we may decide not to open it.

3) Include a self addressed, stamped envelope. (U.S. First Class Postage only).
Regular Envelope (1 oz or less): $.42 postage
Small Square Envelope: $.62 postage
Padded Envelope: $1.17 postage

4) Mail your request by August 20, 2008. Please allow 3 to 4 weeks for delivery. The cards will be sent in your self addressed envelope, so make sure your address is correct and legible.