o sections with the hand. Such a rope ladder is very strong and design will appear in brilliant white upon the gray that are inversely inclined. The handle is carried by still quite flexible, while the burning or singeing of the background of the zinc. After tracing the design, an two arms, which… … An advantage of the treatment is that it may be read- BASON'S DOOB LATCH. with mercury salt while the ink is still wet and sticky. ily prepared at home by baking oyster shells in an All the lines thus reproduced are chemically engraved, oven, and then scraping off the calcined white lining of at…
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