Haney's Steward & Barkeeper's Manual by Jesse Haney & Co. (1869, p.15) — Haney 1869

lemon — Moisten the rim.acid
lemon juice acid
1.5 wine glassSt. Croix rum — Santa Croix rumbase
2 lumpsugar — A couple of lumps, melted.base
  1. Melt sugar, add lemon juice, strain into a glass, add Santa Croix rum, and moisten the rim with lemon.

Garnish: Lemon-moistened rim

Source recipe no. 18.