"Sefer Nestor HaComer, copied from a Vatican manuscript, first published now". Altona, 1875.
Polemic against Christianity, including a letter of debate written by "Nestor the priest" to an anonymous priest.
Regarding this work, see: Eisenstein, Otzar Vikuchim, Newark 1928, p. 310-315; Rosenthal, Literature of Anti-Christian Debate through the 19th Century, Areshet, II, 1960, p. 173.
[1], 15 leaves. 20 cm. Fair-good condition. Stains, tears and wear at margins. Title page and last page detached. Missing binding.
Rare. Friedberg (Bet Eked Sefarim, p. 728) posits according to Chwolson that no more than ten copies of this edition are extant. Most copies were seemingly destroyed due to their anti-Christian content.