it is quite soft and delicate, and must be handled with a light on its northern extremity, and the opening be- formed in this way. Upon this was placed an em- great care to prevent its being injured. Pig. 8 shows tween this and the last-named breakwater forms the bankment of rubble stone, 8 feet in… … out injury to the delicate lens, and also in surface of the water. The breakwater was Fig. 6.—PART OF A MULTIPLE- Fig. 5 -PORTION OF THE EYE LENSES transferring the lens, which must be done then built up for the remaining 10 feet to IMAGE PICTURE MADE WITH OF A BEETLE, USED IN MAKING THE with a…
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