[15] Proverbial expression, equivalent to our "twinkling of an eye."
[18] This is probably a printer's error for "nemico," as that Pope was anything but the friend of Manfredi.
[20] Lions of stone, emblems of the city of Florence.
[22] Guardaroba, the room or rooms where everything of value was stored—clothes, linen, art treasures, furniture, etc.
[23] A yellow-lake made from the unripe berries of the spin cervino, a sort of brier.