20 collected letters between Barnard and Michael Gratz. Some letters discuss financial dealings and some letters written partially in yiddish.; American Philosophical Society
Loan office certificates from Michael Gratz. Nota bene (N.B.) at the end about the shipment of goods, including linen, cambric, silks, etc.; American Philosophical Society
Correspondence between John Clark, Michael Gratz, and Barnard Gratz regarding the estate of George Croghan. Clark is attempting to be paid from the estate of George Croghan due to debts and is asking Gratz, who inherited the estate, to pay him.; There are other documents in the Gratz papers that discuss the Croghan estate.; American Philosophical Society
Correspondence between Michael Gratz and Andrew Levy. Subjects and topics are both business dealings and personal including a description of Levy's Uncle and his families travels to Pittsburgh and descriptions of economic conditions.; American Philosophical Society
35 collected letters between Michael Gratz, Bernard Gratz, and Joseph Foster. A significant portion of the correspondence is in Yiddish.; American Philosophical Society
Correspondence from Solomon Meyers-Cohen to Michael and Bernard Gratz. Meyers-Cohen's correspondence is rich with details about life in Philadelphia. He references going to "the Coffee House", updates them on the price of goods, discusses and wishes well Michael Gratz's wife, references to chocolate, some letters are written from New York.; American Philosophical Society
Documents related to Abel Westfall and Michael Gratz business dealings, including an agreement for the sale of goods (hemp), an order by the Commonwealth of Virginia to hold Abel Westfall to answer a debt against Michael Gratz, as well as "The answer of Michael Gratz, the defendant to the bill of complaint exhibited against him in the High Court of Chancery in the Commonwealth of Virginia by Abel Westfall Complainant."; American Philosophical Society
Articles of agreement between Michael Gratz on behalf of Philadelphia's Jewish Society and Ezekial Levy. Levy has agreed to work for one year in "the Capacity of a Jewish Killer [Slaughterer], Reader in the Synagogue, and to Teach Six Children the art of [R]eading the Hebrew Tongue."; American Philosophical Society
3 collected letters between Barnard Gratz, Michael Gratz, Samuel Myers, and Moses Myers. Letters discuss financial dealings.; American Philosophical Society
6 collected letters between James Parsons, Michael Gratz, and William Green about the Mary & Fanny Sloop. Letters describe the contract between James Parson and Michael Gratz for the building of two schooner. The description of the schooners goes into quite some depth. References to shipping and selling tobacco.; American Philosophical Society
Memorial of the Jewish Congregation of Philadelphia, Pennsylvania Archives. The representatives of the Jewish Congregation requests that the consecration of their Synagogue be formerly sanctioned by the President and Council of the Commonwealth of Pennsylvania. A copy for Rebecca Gratz.; American Philosophical Society
22 collected letters between Alexander Abraham, Michael Gratz, Joseph Simon, and Barnard Gratz. Includes several ledgers and receipts.; American Philosophical Society