J Madison presents his respects to Messrs. Thompson & Homanes, & incloses 5$ instead of 2 1/2 charged in the Acct. sent with the 10 Vol. of the Encyclopedia Americana on the supposition that the preceding Vol might not have been pd. for, no acct. having been recd. with it. Should paymt have been recd. half the sum now remitted may be credited, & applied to the 11<th>. Vol—