It was typed and enclosed in an unstamped envelope.

Collectors may also send unstamped envelopes to the postmasters, who will affix stamps and cancel them.

Hobbyists wishing first-day covers can send five unstamped, self-addressed envelopes (No. 6 size) to the Postmaster, Minneapolis, Minn. 55401-9992.

Wedged like a letter bomb behind the glass door of my box was an unstamped, cream-colored envelope addressed to "Mr. Ned Dunstar."

LAST week, Nancy Barry of White Plains walked outside, past the Christmas decorations on her front lawn, and pulled an unstamped envelope out of her mailbox and read its anonymous letter.

Next morning Sophie searched through her post anxiously and was beginning to despair when, at the bottom of the pile, she found an unstamped envelope marked 'personal' and underlined.

A fat unstamped envelope was brought in about half-past nine with the last post.

Payment by personal check at 23 cents per cover, to a maximum of 50 covers, must accompany unstamped envelopes.

Every year, the carrier sends him a Christmas card that includes a self-addressed, unstamped envelope.

Collectors can submit unstamped envelopes to the Postmaster, 1301 Stampede Avenue, Cody, Wyo. 82414- 9992; enclose $1.25 for each set requested.