MECHANIC'S TEXT-BOOK AND ENGINEER'S POCKET GUIDE: CONTAINING A CONCISE TREATISE ON THE NATURE AND APPLICATION OF MECHANICAL FORCES; ACTION OF GRAVITY; THE ELEMENTS OF MACHINERY; RULES AND TABLES FOR CALCULATING THE WORKING EFFECTS OF MACHINERY; OF THE STRENGTH, RESISTANCE, AND PRESSURE OF MATERIALS; WITH TABLES OF THE WEIGHT AND COHE SIVE STRENGTH OF IRON AND OTHER METALS. COMPILED AND ARRANGED BY THOMAS KELT, GLOUCESTER CITY MACHINE COMPANY," N. J. OF THE TO WHICH IS ADDED, VALUABLE HINTS TO THE YOUNG MECHANIC ON THE CHOICE PHILLIPS, SAMPSON AND COMPANY, No. 110 WASHINGTON STREET. Math L 3.28-35 Theorems. CONTENTS. To erect a perpendicular on a right line,...... 9 .... To draw lines toward the centre of a circle, ...... To form a square equal to a given triangle,.... 18 To form a square equal to a given rectangle, To form a rectangle equal to a given square, |