Ericsson, John, 1803-1889 · New York : Printed for the author at "The Nation" Press · leaf 644
Flate 17. i>£i: CuAP. IX. Instrhment for showing the Fkebleness of Solai: Radiation-.Desic.xkp itY Joiix Ericssox. Coxstructed at Xkw York, isn. … Plate la. .Sav; ( iiai: 1.\. SOLiVIi PVKOMETKU, FOU ASCERTAIXIXO THK TKMPICnATrKI: OF TIIF,SOLAU SCKFACE. DESIGNED BY JoiIX ElilCSSON. Constructed at New York, isto.