Monday, December 1, 2008

Straight Rays 2C paper

I have looked at 64 2P2C's and 25 5P2C's. The 2C paper is the Straight Rays bright white paper of 1949.

I find 80 percent of the 2P2C's with horizontal watermark, and 20 percent with vertical watermark.

All of the 5P2C specimens in this sample have horizontal watermarks.