TBE PROOEESS OF SCIENCE
��Wiu-ilu Raubat.
minerals of helium, previously known <^ependetitl7 maiia nblch gave a new
only in the spectrum of the pun's chro- ilirectioa to modern physics. To Bam-
mosphcre. The use of licjuid air led to say belongs the remarkable triumph of
the discovery of three other elements of having united the n-ork on the inert
the same type, neon, krypton and zenon. gafea and on radium by demonstrating
Hamray not only discovered the group the genesis of helium from radium. Hii
of inert ga^es, but also described their further transformation of the elements monatoniic character and their position | has not been conGrmeii'. Ostwald, who
among the elements. nrote in 1912 a biographical sketch of
Two years after the announcement of Ramsay for Nature, finds him an apt
the discovery of argon, and at nearly e^iample of the ' ' romantic type, ' ' which
the same time as the discovery of helium he has contrasted with the classical
by Ramsay, Rontgen discovered the X- type. The investigator of the romantie
rays and Becquerel the rays of uranium, type makes errors as well aa striking
followed bf the discovery of radium by discoveries and proselytes.
the Curies. In the three great nations Ramsay's grandfather was president
«t the same time advances were in- of nbat is said to have been the first
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