Note 82 — Chapter XXXIII · THE THREE LEADING PHYSICIANS OF GERMANY DURING THE LATTER HALF OF THE SEVENTEENTH CENTURY: FRANZ DE LE BOË SYLVIUS, FRIEDRICH HOFFMANN AND GEORG ERNST STAHL
Reading edition
Probably this refers simply to a brazier containing burning charcoal, the light emitted by which would doubtless be sufficient to answer the purpose of a night lamp.