114 Scientific Intelligence. 
meter was found to be 00266 millimeters too short, so that the’ legal 
value of this standard meter is 0°9999774 meters, whilst the brass me- 
ter, also sent to the United States, has the value 1-0002992 meter at 0°. 
Its coéfficient of dilatation was determined by Gambey. In anc 
of induction by the magnetization which it undergoes while the current 
is passing. ds ais 
ae ee opyirdne Spmedtaa: being re-established, hammer is agai? 
raised, and soon. By these alternations, rapidly made, a current of 
induction is produced in the helix with fine wire (the outer). ‘To facil 
6 
* We retain the particulars of the doseription as wztéen out by M, Nickts; be 
sing to indistinetness in some parts of iat diaring, we are sompallod to omit te 
G84 Atom th oh VE iat erst OO? 
bie ite itu! 
