. Hours of exercise in the with a hammer by means of the plug p. The bruisedand broken ice separates at x, one portion going tothe right, the other to the left. Driving the icethus into tJie mould, piece after piece, it is finallyfilled. By removing the rectangle R e, the two 404 /IELMHOLTZ ON ICE AND GLACIERS. [1865 halves of the mould are then separated, and a per-fect ring of ice is found within. Two such lingssoldered by regelation at a are shown in fig. 14. Itwould be easy thus to construct a chain of ice. Anhydraulic press may of course be employed in thisexperiment, but it is not


. Hours of exercise in the with a hammer by means of the plug p. The bruisedand broken ice separates at x, one portion going tothe right, the other to the left. Driving the icethus into tJie mould, piece after piece, it is finallyfilled. By removing the rectangle R e, the two 404 /IELMHOLTZ ON ICE AND GLACIERS. [1865 halves of the mould are then separated, and a per-fect ring of ice is found within. Two such lingssoldered by regelation at a are shown in fig. 14. Itwould be easy thus to construct a chain of ice. Anhydraulic press may of course be employed in thisexperiment, but it is not necessary ; with the hammerand plug beautiful rings of ice are easily obtainedby the regelation of the crushed fragments. I have now to add the description of an experimentwhich suggested itself to my ingenious friend , when he saw the ice-rings just referred to,and which was actually executed by him yesterday(the 16th) in the laboratory of the Eoyal a quantity of plaster of paris into a propervessel,


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Keywords: ., bookcentury1800, bookdecade1890, booksubjectmountai, bookyear1896