The original series spans Koch-Antiqua (1922, w/ alternate ‘a’, two sets of numerals), Koch-Antiqua Kursiv (italic, 1923, with decorative caps in sizes from 12pt upwards and additional swash caps), Koch-Antiqua grob (semibold, 1924), Koch-Kursiv grob (1929) and Koch-Antiqua fett (heavy, 1926). [Reichardt]

Koch-Antiqua additionally came with decorated caps and a set of Oberlängen alternates incl. extra tall capitals and punctuation marks (! ? &) as well as a lowercase with long ascenders (b d f ff h k l ß). Koch-Antiqua Kursiv had additional swash caps. See als Koch-Antiqua Initialen, a set of floriated initials drawn by Willi Harwerth.

Sold abroad (incl. the UK) as Locarno and in the US as Eve or Eve Antiqua. Rivoli is an unauthorized copy by ATF.

There are various digital interpretations, but none of them covers the complete series, see Paul Shaw’s article Overlooked Typefaces for Print magazine. Digital versions include Kuenstler 165 (Bitstream/ParaType), AI Koch Antiqua (Randy Jones for Alphabets, 1991, Multiple Master, no longer available), Koch Antiqua (Linotype/Adobe), Eva (Monotype, no longer available), Eva Antiqua (Spiece Graphics), Locarno (Letraset/ITC), OPTI Eve (Castcraft, 1990–1991, Light and Heavy), and Rudolf Antiqua (CAST). See also LL Heymland (Lineto).