Journals of Conrad Weiser (1748), George Croghan (1750–1765) Christian Frederick Post (1758),

http://memory.loc.gov/gc/lhbtn/th001/th001.sgm
... terms. Born in Ireland and educated at Dublin, Croghan emigrated ... Caleb Lamb, The Deputies of the Six Nations, Delawares, Shawoenes 0062 63 Owendatts, and Twightwees; Mr. Andrew Montour, Interpreter for the Province of Pennsylvania; Toanshiscoe, Interpreter for the Six Nations. George Croghan ... Conrad Weiser's plantation, we found Pisquetomen lying