| 1 | 
Allen, John. 1808-1819. Baltimore, Md.. instrument maker -- | 
| 2 | 
Bachia, Nicholas C.. 1813-1815. New York City. instrument maker -- | 
| 3 | 
Baker, C.. 1817-1818. Philadelphia, Pa.. instrument maker -- | 
| 4 | 
Ball, T.. 1809-1811. Philadelphia, Pa.. instrument maker -- | 
| 5 | 
Banister, R.J.. 1809-1810. Philadelphia, Pa.. instrument maker -- | 
| 6 | 
Biggs, Thomas. 1786-1792. New York City. instrument maker -- | 
| 7 | 
Biggs, Thomas. 1793-1820. Philadelphia, Pa.. instrument maker -- | 
| 8 | 
Blunt, Edmund M.. 1816-1816. New York City. instrument maker -- | 
| 9 | 
Bodley, George. 1799-1799. Baltimore, Md.. instrument maker -- | 
| 10 | 
Bowles, Thomas S.. 1821-1821. Portsmouth, N.H.. instrument maker -- | 
| 11 | 
Breed, Aaron. 1810-1820. Boston, Mass.. instrument maker -- | 
| 12 | 
Brown, John P.. 1822-1822. Baltimore, Md.. instrument maker -- | 
| 13 | 
Brown, Samuel P.. 1818-1820. New York City. instrument maker -- | 
| 14 | 
Browning, Samuel. 1816-1820. Boston, Mass.. instrument maker -- | 
| 15 | 
Brundell, Philip George. 1819-1819. Norfolk, Va.. instrument maker -- | 
| 16 | 
Carse, George. 1819-1819. New York City. instrument maker -- | 
| 17 | 
Churchill, Benjamin K.. 1798-1808. Boston, Mass.. instrument maker -- | 
| 18 | 
Clarke, James. 1820-1820. Powhatan Co., Va.. instrument maker -- | 
| 19 | 
Condy, Benjamin, & Sons. 1771-1791. Philadelphia, Pa.. instrument maker -- | 
| 20 | 
Cossa, Cesar. 1804-1804. Georgetown, D.C.. instrument maker -- | 
| 21 | 
Cram, John. 1785-1785. Philadelphia, Pa.. instrument maker -- | 
| 22 | 
Davenport, William. 1802-1820. Philadelphia, Pa.. instrument maker -- | 
| 23 | 
Dean, William. 1793-1794. Philadelphia, Pa.. instrument maker -- | 
| 24 | 
Delisle, John. 1804-1813. Lexington, Ky.. instrument maker -- | 
| 25 | 
Deverell & Co.. 1806-1807. New York City. instrument maker -- | 
| 26 | 
Eisenbrant, Henry. 1813-1817. Philadelphia, Pa.. instrument maker -- | 
| 27 | 
Emery, Samuel. 1809-1809. Boston, Mass.. instrument maker -- | 
| 28 | 
Evans, George. 1797-1800. Philadelphia, Pa.. instrument maker -- | 
| 29 | 
Fenton, Jonathan. 1788-1788. New Haven, CT. instrument maker -- | 
| 30 | 
Fenton, Nathaniel. 1788-1788. New Haven, CT. instrument maker -- | 
| 31 | 
Gatty, Joseph. 1795-1795. New York City. instrument maker -- | 
| 32 | 
Gatty, Joseph. 1799-1800. Philadelphia, Pa.. instrument maker -- | 
| 33 | 
Giles, T.. 1815-1815. Norfolk, Va.. instrument maker -- | 
| 34 | 
Gould, John. 1795-1797. Philadelphia, Pa.. instrument maker -- | 
| 35 | 
Greenwood, Clark. 1789-1810. New York City. instrument maker -- | 
| 36 | 
Greenwood, Isaac. 1810-1820. New York City. instrument maker -- | 
| 37 | 
Griffen, Bryen. 1802-1802. Philadelphia, Pa.. instrument maker -- | 
| 38 | 
Hagger, Benjamin K.. 1798-1800. Boston, Mass.. instrument maker -- | 
| 39 | 
Harlan, Jehu. 1809-1809. Wilmington, Del.. instrument maker -- | 
| 40 | 
Harley, Joseph. 1798-1798. Philadelphia, Pa.. instrument maker -- | 
| 41 | 
Harley, Thomas. 1804-1811. Philadelphia, Pa.. instrument maker -- | 
| 42 | 
Hedden, R.B.. 1819-1820. New York City. instrument maker -- | 
| 43 | 
Hicks, Adrian B.. 1792-1815. New York City. instrument maker -- | 
| 44 | 
Hobbs, James. 1796-1796. Baltimore, Md.. instrument maker -- | 
| 45 | 
Jones, Thomas. 1822-1822. England. instrument maker -- | 
| 46 | 
King, Benjamin. 1765-1765. Charleston, S.C.. instrument maker -- | 
| 47 | 
King, Gedney. 1800-1809. Boston, Mass.. instrument maker -- | 
| 48 | 
King, R.. 1812-1812. New York City. instrument maker -- | 
| 49 | 
King, Robert. 1812-1817. New York City. instrument maker -- | 
| 50 | 
King, Robert. 1822-1822. New Orleans, La.. instrument maker -- |