CONTENTS. 497 



PAQB 



Imitation granite 471 



Oak varnish 471 



Oil varnish 471 



Varnish for pictures 471 



Varnish for unpainted wood 472 



Waterproof varnish for cloth, &c 472 



PENDULUMS (see time, seasons, &c.), Illustrated 31 



PLANK MEASURE 62 



Table, showing the contents (board measure) of planks of various 



dimensions 67 



PLANTS (see hedge plants) 130 



PORK, RELATION OF CORN TO 194 



Table, showing the price of pork per lb., at different prices per 



bushel for corn 194 



To find the price of pork per lb., the price of corn being given. . 195 



To find the price of corn, the price of pork being given 195 



POST AND RAIL FENCE (see fences), Illustrated .* 128 



POST AND BOARD " (see fences) 128 



POWERS, THE MECHANICAL, Illustrated 279 



PRACTICAL READER, TO THE 11 



PREFACE 7 



PRESSURE OF EARTH AGAINST WALLS 255 



PRINTING, FACTS ABOUT 260 



The different types used in book printing 260 



The number of ems made by different type 261 



Press-work 262 



Sizes of books... . 262 



