Stuart's Fancy Drinks and How To Mix Them by Thos. Stuart (1904, p.9) — Stuart 1904, opening service section

1 ponyAbsinthe base
fillwater — Dripped through ice in the absinthe-glass bowl.dilution
ice — fine iceother
  1. Put absinthe in the glass, fill the perforated bowl with fine ice and water, elevate the bowl, let the contents drip into the absinthe until the color shows sufficiency, then pour into a large bar glass and serve.

Ice: Fine ice