he desired less chance of air-bells forming, or of the paper becom- dry. When dry, the negative and collodion film are ing doubled, and causing unequal action. If it be neces- length. stripped from the glass, the surface resembling an sary to examine the negative by transmitted light, it As the… … AILLOT’S BRICK MACHINE. 1out of the dish, and carefully lay down the negative clay while another is forming in the opposite moulding dentally get wet during printing, it will not adhere to box. before repouring on the solution, as, if it be atteinpted the print, as would otherwise inevitably be the…
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