One of the variations of Chwast Art Tone (1964). Shown in PLINC’s Alphabet Thesaurus Vol. 3 (1971) alongside Art Tone Whitewash B (outlined) and Art Tone Black Bottom (w/ closed apertures at the bottom).

Tulo is a close copy made at FotoStar/Facsimile Fonts.

Bottleneck (Letraset, 1972) is similar.

For a digitization, see the Thunder styles of Dogsmoke (Humberto Gillan, 2019).