Miss Watkins, the lady who has charge of her wrote me a most interesting letter.

A very fine collection that was - most interesting old letters.

This was one of the most interesting letters ever written by Baldwin.

One only has to leave home to learn how to write an interesting letter to an absent friend when he gets back.

"We received an interesting letter the other day," he began tentatively.

Many thanks for your very kind and interesting letter.

What two very interesting and useful letters you have sent me.

I have received the seeds and your most interesting letter of February 7th.

I really hardly know how to thank you enough for your very interesting letter.

I have to thank you for two very interesting letters.