Estimate R 300 000 - 400 000
AE Duffey (2008). Anton van Wouw: The Smaller Works, Pretoria: Protea Book House. Another cast from the edition is illustrated on pages 89 to 92.
J Ernst (2006). Anton van Wouw: a Biography, Vanderbijlpark: Corals Publishers. Another cast from the edition is illustrated on page 74 with the title Die Hammerwerker.
Hans Fransen (1982). Three Centuries of South African Art, Johannesburg: AD Donker. Another cast from the edition is illustrated on pages 326 and 327.