

Number 11 in their series was ‘Houston, Houston, Do You Read?’ by James Tiptree Jr, originally published in 1976 in the women-only sf anthology, Aurora: Beyond Equality, edited by Susan Fawcett and Vonda N McIntyre back-to-back with ‘Souls’ by Joanna Russ, which first appeared in F&SF in 1982.

In 1988, Tor re-introduced the format, and in the space of three years published thirty-six doubles of novellas printed tête-bêche. Ace continued to publish their doubles until 1973. The practice did not originate with them – it is properly known as tête-bêche – but they certainly popularised it in the US. Houston, Houston, Do You Read?, James Tiptree Jr / Souls, Joanna Russ (1989)īack in the early 1950s, science fiction publisher Ace burst onto the market with a series of doubles – two short novels published back-to-back.
