Tim & Ashby, P. (1993). Woodturners wooden clock cases: Designs, plans and instructions for 5 Clocks. Stobart Davies.
Lua i Stíl Chicago (17ú heag.)Tim agus Peter Ashby. Woodturners Wooden Clock Cases: Designs, Plans and Instructions for 5 Clocks. Hertford: Stobart Davies, 1993.
Lua MLA (9ú heag.)Tim agus Peter Ashby. Woodturners Wooden Clock Cases: Designs, Plans and Instructions for 5 Clocks. Stobart Davies, 1993.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.