American horological journal, devoted to practical horology (1869)
Miller, George B · New York, G. B. Miller · leaf 61
tainedin the solar atmosphere are exposed to the coldof outer space, partial condensation takes place,and clouds are formed, just as they are in ourown atmosphere; but while our clouds aremade up of minute drops of water, these solarclouds must be composed of drops of meltedmetal. * * It is… … photosphere are the spots (one of which isshown in Fig. 2) which are the most familiarlyknown of any of the peculiarities of the sunssurface. Both in number and size they varywithin very wide limits, portions of the sunseem at times to be covered with them, like theface of a person with freckles ;…
Clocks and watches
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