"———sea Cybele fresh from ocean
Rising with her tiara of proud towers,"—
and, resting on his way, he may adjust his camera and his plate, and in the few minutes which, under any circumstances, he would spend in observation, he secures a picture for future study,—a photograph to give him pleasure in the quiet of his home.
Mr. Long has published a little treatise, with which we head this article, and by following out the simple directions which he gives, all may succeed in obtaining the important desideratum,—a parcel of highly sensitive plates, which can be packed in paper and stowed away in a portmanteau, to be drawn out as occasion may require, to be returned again to the same package (without having any of the annoyances attendant upon a box of liquid chemicals), and a plate which can be kept with its dormant picture quite uninjured until the photographer, on his arrival home, at his perfect leisure, in his own operating room, can develop the photograph which he has obtained.
Such are the facilities offered by this improvement, that we may expect almost every traveller will avail himself of it, and thus secure for his own portfolio, and the portfolios of his friends, views of scenes hallowed by their historical association,—of ruins rendered sacred from the sacred memories which still wrap them in their shadows, as the mantling ivy clothes their crumbling walls.
THE
DRY COLLODION PROCESS.
Before describing in detail the manipulations of the process on Dry Collodion plates, it will be necessary to say a few words on the materials and apparatus to be employed, and also to give an account of the means of preparing the various solutions used in the process. First,