Aharis ha-yomim: eyn shlisel tsu visnshaft, eyn shpiegel tsu frayheyt und eynigkeyt, und eyn antsayger fon tsayt und doyres ...]. Latter Days. A Key to Knowledge; A Mirror of Freedom and Unity, and a Designator of Time and Generations.

Stone, Jacob L. [Aharis ha-yomim: eyn shlisel tsu visnshaft, eyn shpiegel tsu frayheyt und eynigkeyt, und eyn antsayger fon tsayt und doyres ...]. Latter Days. A Key to Knowledge; A Mirror of Freedom and Unity, and a Designator of Time and Generations. New York: L. Rabinowitz, Printer, 1890. 144 p.