 | James Renwick - 1840 - 412 pagine
...When an observation is to be made, a bar of platinum or malleable iron is placed in the cavity of |he register, the index is to be pressed down upon it,...strap and porcelain wedge. The scale is then to be ap110 plied by carefully adjusting the brass rule to the sides of the register, and fixing it by pressing... | |
 | 1841 - 1040 pagine
...used, the metallic bar to be experimented on is placed in the cavity of the register, and the index pressed down upon it and firmly fixed in its place...platinum strap and porcelain wedge. The scale is then applied by carefully adjusting the frame to the register and fixing it by pressing a! upon the shoulder.... | |
 | John Mitchell (F.C.S.) - 1846 - 448 pagine
...at a right angle. When an observation is to be made, a bar of platinum or malleable iron is placed in the cavity of the register ; the index is to be...sides of the register, and fixing it by pressing the cross piece upon the shoulder, and placing the moveable arm so that the steel part of the radius may... | |
 | John Mitchell (F.C.S.) - 1846 - 450 pagine
...at a right angle. When an observation is to be made, a bar of platinum or malleable iron is placed in the cavity of the register ; the index is to be...sides of the register, and fixing it by pressing the cross piece upon the shoulder, and placing the moveable arm so that the steel part of the radius may... | |
 | Campbell Morfit, Alexander Mucklé - 1849 - 498 pagine
...at a right angle. " When an observation is to be made, a bar of platinum or malleable iron is placed in the cavity of the register ; the index is to be...sides of the register, and fixing it by pressing the cross piece upon the shoulder, and placing the movable arm so that the steel part of the radius may... | |
 | Jabez Hogg - 1853 - 390 pagine
...at a right angle. When an observation is to be made, a bar of platinum or malleable iron is placed in the cavity of the register ; the index is to be...the crosspiece upon the shoulder, and placing the movable arm so that the steel point of the radius may drop into a small cavity made for its reception,... | |
 | Aaron Snowden Piggot - 1854 - 538 pagine
...at a right angle. "When an observation is to be made, a bar of platinum or malleable iron is placed in the cavity of the register; the index is to be...the cross-piece upon the shoulder, and placing the movable arm so that the steel part of the radius may drop into a small cavity made for its reception,... | |
 | John Mitchell (analytical chemist.) - 1854 - 608 pagine
...at a right angle. When an observation is to be made, a bar of platinum or malleable iron is placed in the cavity of the register ; the index is to be...sides of the register, and fixing it by pressing the cross piece upon the shoulder, and placing the moveable arm so that the steel part of the radius may... | |
 | Campbell Morfit - 1857 - 688 pagine
...at a right angle. " When an observation is to be made, a bar of platinum or malleable iron is placed in the cavity of the register ; the index is to be...the cross-piece upon the shoulder, and placing the movable arm so that the steel part of the radius may drop into a small cavity made for 'its reception,... | |
 | John Mitchell (F.C.S.) - 1868 - 840 pagine
...at a right angle. When an observation is to be made, a bar of platinum or malleable iron is placed in the cavity of the register; the index is to be...it, and firmly fixed in its place by the platinum -trap and porcelain wedge. The scale is then to be applied by carefully adjusting the brass rule to... | |
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When an observation is to be made, a bar of platinum or malleable iron is placed in the cavity of the register ; the index is to be pressed down upon it, and firmly fixed in its place by the platinum strap and porcelain wedge. The scale is then to be... 
