D.F. Walker, Esq. lecturer on Astronomy, (silhouette)
Hubard, James Master
Walker, D. F
Appears in exhibition catalog as entry no. 99
[Full entry reads: "D.F. Walker, Esq. lecturer on astronomy, son of the eminently scientific Adam Walker, inventor of the Revolving Lights, the Eidouranion, or transparent Orrery, and that exquisite musical instrument, called the Celestina."]
A Catalogue of the Subjects contained in the Hubard Gallery; to which is prefixed a brief memoir of Master Hubard. Second Edition. Price Sixpence. New-York. Printed by D. Fanshaw, No. 1 Murray-Street. 1825.