Gentlemen

We have the honor to acknowledge the rec’t of Nos 56, 57, 58., & 59 of the Proceedings of the Geol Society,¹ and would hereby offer our thanks to the Society for their kindness in forwarding them.

We learn by your acknowledgements that the American Journal² is recived by the Society with tolerable regularity; if there are any deficiencies in your set we will take great pleasure in supplying them as far as may be in our power on being informed what they are.

If it be consistent with the rules of the Society we should be very glad to receive from you the nos of your ‘proceedings’ which never reached us as follows— Nos 1 to 5, 7 & 8, 18, 19, 20, 21, 22, 29, 30 31, 32, 33, 34, 35, 37, 38, 39, 40, 43, 46, 47.³ Our agent in London for the transmission of English things to this country is now Mr Putnam⁴ house of Wiley & Putnam No 35 Paternoster Row, American Booksellers, who will pay for the above if called on, and will forward to us any thing addressed to us to this country

With great Respect your | Obliged & Obedient Svts | B Silliman | B Silliman, Jr. Editors Am Jour. | Science—