_Atlantic._ 1830. 1860 Est. The aggregate of the five largest as above 579,000 2,370,000 Providence 17,000 55,000 Lowell 6,500 40,000 Washington 19,000 60,000 Albany 24,000 65,000 Richmond 16,000 35,000 ------- --------- 661,000 2,625,000 Increase 4 times. _Interior._ 1839. 1860 Est. Aggregate as above 98,000 885,000 Buffalo 9,000 100,000 Louisville 10,500 80,000 Milwaukee 50 75,000 Detroit 2,000 80,000 Cleveland 1,000 70,000 ------- --------- 120,550 1,290,000 Increase 10 7-10. Aggregate of the ten, with five more of each section added, added, to wit: 1830. 1860 Est. Aggregate as above 661,000 2,625,000 Troy 11,500 35,000 Portland 12,500 30,000 Salem 14,000 25,000 New Haven 10,000 30,000 Savannah 7,500 15,500 ------- --------- 716,500 2,760,500 Increase 3 8-10 times. 1830. 1860 Est. Aggregate as above 120,550 1,290,000 Toronto 1,700 65,000 Rochester 9,000 50,000 Mobile 3,000 30,000 Memphis 1,500 25,000 Hamilton 1,500 25,000 -------- -------- 137,000 1,485,000 Increase 16 7-10 times. Aggregate of the fifteen, with five more added in each section: 1830. 1860 Est. Aggregate as above 716,500 2,760,500 Springfield, Mass 7,000 24,000 Worcester, " 4,500 24,000 Bangor, Me. 3,000 23,000 Patterson, N. J. 5,000 22,000 Manchester, N. H. 50 22,000 ------- --------- 736,500 2,875,500 Increase 3 8-10 times.