Printing : a practical treatise on the art of typography as applied more particularly to the printing of books (1904)
Jacobi, Charles Thomas · London : G. Bell & Sons · leaf 150
the full length one side, and carefully cutting and JiHilJINU WORK L23 justifying the small odd piece of the other corner, or bytaking a riband file of the proper thickness and mortisingslots at the ends, a little below the centre of the height—of course reversing half of the rules first. When… … Fig. 9o. metal curves. of metal can be obtained, somewhat of the nature of theabove designs, fig. 93, cast to different widths and sizes,and there are other methods invented and sold by thedifferent type-founders, but for general and miscellaneouswork they may be improvised with a little ingenuity.…
