WORDS APT TO BE MIS-SPELLED. ei and ie in the endings, -eive and -ieve. As a general rule, ei follows c, and ie any other consonant. Rudiments of Knowledge.......0 3 Electricity. By Da FERGUSON. Introduction to the Sciences...1 0 Meteorology.... .1 6 .3 8 .3 8 8 .2 8 8. d. .3 8 .1 0 Matter and Motion................0 10 Natural Philosophy. Vol. I.....3 0 Natural Philosophy. Vol. II....8 0 Zoology. Scientific Charts. Containing upwards of TWENTY PICTORIAL ILLUSTRATIONS. 3 Sheets, 1s. 6d. each, or mounted on cloth and rollers.... ..4 8 |