Photo of DCM 1582: Potter Flute in C - Public domain dedication

The embouchure hole is unusually rectangular for this sort of head joint, likely not original.
Instrument type: Flute in C
Medium: Ebony(?), silver keys, ivory cork-setting mechanism, ferrules, cap (missing).; 65.25 cm. (as is)
Key Holes System: 6 keys, originally pewter plugs over metal-lined holes, foot to C.
Mark Maximum: POTTER / IOHNSON'S-COURT / FLEET STREET / LONDON
Mark Additional: Mark on head. Mark on upper: POTTER / LONDON / 6. Mark on lower: POTTER / LONDON. Mark on foot: PATENT / POTTER / LONDON.
Condition: Head joint cap partially broken off and missing. Upper body joint keys missing pewter plugs, each key plug has been replaced with a flat metal disk intended to take a flat leather pad. F key is a replacement incorporating an early post and rod mechanism. The tenon is a stained boxwood replacement. Foot joint E-flat key pewter plug missing and replaced with a flat metal disk. C# key block broken off on one side. Low C key block and adjacent wood broken off, later reattached with glue.
Provenance: Source not known.

The Dayton C. Miller collection in the Library of Congress, contains nearly 1,700 flutes and other wind instruments, statuary, iconography, books, music, trade catalogs, tutors, patents, and other materials mostly related to the flute. It includes both Western and non-Western examples of flutes from around the world, with at least 460 European and American instrument makers represented. Items in the collection date from the 16th to the 20th century.