1To John Adams from François Adriaan Van der Kemp, 12 June 1811 (Adams Papers)
I Shall now make an experiment, if I can dispell a malignant Spirit of gloom, which hovers about me, without any other incantation besides acknowledging your both Favours of the 4th and the 9th of april with which I was So kindly honoured by you. Indeed—Sir! this intercourse is nearly the only pastime left me in my deep retreat and then mÿ Situation imperiously often forbids me to indulge...