small letter

And Mr. Dockwrath took a small letter-case out of his breast coat pocket.

Such a small letter would have been such a huge comfort and would have made the dream seem less far away.

Here he furnishes the adjective with a capital, and reduces his noun to the insignificance of a small letter.

We were sitting at breakfast one morning when Princess came in, holding a small letter in her hand.

In Mr. Bragdon's version they represent an excellently useful and conservative style of small letter.