Glass Writing ,Embossing and Fascia Work ,Including the Fixing of Wood letters and Illuminated Signs. 1922 , by Paul N Hasluck.The covers of this book have been damaged at some time and professionally restored (not my myself!) ,to a perfectly solid condition. Really superb old manual on the subject,extremely thorough and packed with oodles of detailed illustrations.
Some headings:- Plain lettering and simple tablets /Gold lettering /Blocked letters /Stencil cutting /Gold etching/ French or treble embossing /Wood and opal letters /Imitation mosaic signs /Imitation inlaid signs etc.