The spots were very faint, however, like the watermarks on paper.
The watermark of this is an Apple, with the initials W. M., as in the other two watermarks.
Then, suddenly, the vessel tossed her bows into the air till her watermarks were visible to those swimming in the ocean.
Of course you are all familiar with this appearance from having noticed 50the watermarks in note paper.
Watermarks in paper used for stamps are, of course, intended as a security against counterfeiting.
In fact many of the names by which certain standard sizes of paper are known owe their origin to the watermarks employed.
The watermarks are now little used, but the terms are still retained, as indicating the size of the sheet.
So far I have not spoken of the various forms of watermarks employed by Nesbitt, nor of the tresses, or seals, found on the flaps.
We find fine laid lines, the cross lines near or far, and two very distinct varieties of watermarks.
The watermarks of 1803 and 1804 on the paper are the sole authority for this date.