This section is from the book "A Practical Workshop Companion For Tin, Sheet Iron, And Copper Plate Workers", by Leroy J. Blinn. Also available from Amazon: A Practical Workshop Companion For Tin, Sheet Iron, And Copper Plate Workers.
Dissolve 2 pounds good glue in 2 1-9 pints hot water; add gradually, 7 oz. nitric acid, and mix well.
Take of best white glue 16 ounces; white lead, dry, 4 ounces; rain water 2 pints; alcohol 4 ounces. With constant stirring dissolve the glue and lead in the water by means of a water-bath. Add the alcohol, and continue the heat for a few minutes. Lastly pour into bottles while it is hot.
Dissolve 33 parts of best ( Buffalo) glue on the steam bath in a porcelain vessel, in 36 parts of water. Then add gradually stirring constantly, 3 parts of aqua fortis, or as much as is suffcient to prevent the glue from hardening when cool. Or dissolve one part of powdered alum in 120 of water, add 120 parts of glue, 10 of acetic acid and 40 of alcohol, and digest.
Dissolve 4 parts of india rubber in 34 parts of coal tar naphtha - aiding the solution with heat and agitation, add to it 64 parts of powdered shellac, which must be heated in the mixture, till the whole is dissolved. While the mixture is hot it is poured upon metal plates in sheets like leather. When required for use, it is heated in a pot, till soft, and then applied with a brush to the surfaces to be joined. Two pieces of wood joined with this glue can scarcely be sundered.
 
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