Gale & Seabrook (1758)
Gale & Seabrook, ‘The Walnut Tree’, Houndsditch, London, cm and u (1758). Mr Gale died in 1758. [Heal; Harris, Old English Furniture, p. 21]
The original entry from Dictionary of English Furniture Makers, 1660-1840 can be found at British History Online.