Hebblethwaite Brothers

of Huddersfield
- 1913 'For perfect motoring use the Leviathan belt'.
- 1937 Belting (power transmission) manufacturers. "Lethian" Belting.
See Also
Sources of Information
- Mechanical World Year Book 1913. Published by Emmott and Co of Manchester. Advert p391
- 1937 The Aeroplane Directory of the Aviation and Allied Industries