Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
A letter of Mr. Isaac Newton, Professor of the Mathematicks in the University of Cambridge; containing his new theory about light and colors: sent by the author to the publisher from Cambridge, Febr. 6. 1671/72; in order to be communicated to the R. Society
Auseinandernehmbare elektrische Gluehlampe mit luftdicht verschliessbarer Auspumpoeffnung in dem mittels eines zylindrischen Flansches die Lampenglocke haltenden Lampensockel