Ephemera › HS 4438 - Invoice from George Sellar & Son Ltd, Agricultural Implement Makers and Iron Founders, Huntly 1919 Image 1 of 1 HS 4438 - Invoice from George Sellar & Son Ltd, Agricultural Implement Makers and Iron Founders, Huntly 1919 £35.00 Vignette of Sellar’s Improved Prize Plough with Steel Mould Board by G. Cornwall & Sons, Aberdeen. Good condition. Add To Cart Added! Vignette of Sellar’s Improved Prize Plough with Steel Mould Board by G. Cornwall & Sons, Aberdeen. Good condition.