A 32 x 23 in “London” drawing board manufactured by Holbro. The 1969 Holbro catalogue describes this item as:
The “London” best quality Drawing Board for the Engineer. Made of first quality Canadian Softwood with raised edge of an approved black plastic material. With grooved back and slotted hardwood battens allowing for shrinkage or expansion
This item has the catalogue number EB22 and in Holbro’s March 1969 catalogue it was on sale for £7/14/-.
Rests (2 No), “Helix” drawing board clips (6 No) and T-square.