INDEX 



A. B. C. 



STEEL SQUARE THE STEEL SQUARE 



AND ITS USES. 



DIVISION A. 



Preface 1 



Introductory remarks 3 



Some useful advice 7 



Framing posts, girts and braces 9 



Testing a steel square 11 



Practical uses of the steel square 13 



Some rules for roof framing 16 



Octagon rules 19 



Lines* on steel square explained 22 



Varieties of squares 29 



Bridge-builder's square 31 



Crenelated square 34 



Test diagrams 37 



Degrees on the square 44 



DIVISION B. 



Introductory 47 



Slotted fence 48 



Laying out stairs 49 



i 



