[Footnote C: To which we add, 'An Account of the Proceedings preliminary to the Organization of the Massachusetts Institute of Technology, with a List of the Members thus far associated, and an Appendix, containing Petitions and Resolutions in aid of the objects of the Committee of Associated Institutions of Science and Art. Boston, 1861.' Also the Objects and Courses of Instruction in the Lawrence Scientific School. In the 'Catalogue of the Officers and Students of Harvard University, for the Academical Year 1860-1861.' The Editor will hold himself greatly indebted to any one who will kindly forward him catalogues or prospectuses relative to any scientific schools or institutes whatever, either in this country or Europe.] [Footnote D: EDUCATIONAL CONDITION--CENSUS 1850. Maine, 1 in 3-1/3 New-Hampshire, " 3-1/2 Vermont, " 3-1/3 Michigan, " 3-1/3 Ohio, " 3-3/4 New-York, native-born, " 3-3/4 Aggregate, " 4-1/2 Massachusetts, native-born, " 3-1/2 Aggregate, " 4-1/2 Pennsylvania, native-born, " 4 Aggregate, " 4-1/2 Rhode-Island, " 4-1/2 Connecticut, " 4-1/2 Indiana, " 4-1/2 Illinois, " 4-1/2 Iowa, 1 in 5-1/2 Florida, " 10 Louisiana, " 8 Texas, " 8 Virginia, " 8 Alabama, " 7 Arkansas, " 7 Georgia, " 7 Maryland, " 7 South-Carolina, " 7 Mississippi, " 6-1/2 Kentucky, " 6 Missouri, " 6 New-Jersey, " 5-1/2 North-Carolina " 5-1/2 Wisconsin, " 5-1/2 Tennessee, " 5 Delaware, " 5 EUROPEAN STATES. Denmark, 1 in 4-1/2 Sweden, " 5-1/2 Saxony, " 6 Prussia, " 6-1/4 Norway, " 7 Great Britain, " 8-1/2 Actually receiving instruction, " 7 Ireland, 1 in 14 Belgium, " 8-1/2 France, " 10-1/2 Austria " 13-3/4 Holland, " 14-3/4 Greece, " 18 Russia, " 50 Portugal, " 81 Spain, Not known. FREE COLORED POPULATION--UNITED STATES. Maine, 1 in 5 Rhode-Island, " 6-1/2 Massachusetts, " 6-1/4 New-Hampshire, " 7 Vermont, 1 in 8 Connecticut, " 6 Pennsylvania, " 8 New-York, " 9