Filter CategoriesFilter - All Add to basket £4.99 ex vat No 3 Academy Architects Scale Rule 12" (300mm) Add to basket £4.99 ex vat No 2 Academy Civil Engineers Scale Rule 12" (300mm) Add to basket £14.16 ex vat No 0 Verulam Architects Engineers Triangular Scale Rule 12" / 300mm Select options £9.16 – £12.49 ex vat No 405 Verulam Imperial Architects Scale Rule Add to basket £4.99 ex vat No 1 Academy Mechanical Engineers Scale Rule 12" (300mm) Select options £9.16 – £12.49 ex vat No 43 Verulam Ordnance Scale Rule Select options £9.16 – £12.49 ex vat No 203 Verulam Imperial Ordnance Scale Rule Select options £9.16 – £12.49 ex vat No 204 Verulam Imperial Architects Scale Rule Add to basket £12.49 ex vat No 809 Verulam Imperial Architects Scale Rule 12" Select options £9.16 – £12.49 ex vat No 44 Verulam A RIBA Architects Scale Rule Select options £9.16 – £12.49 ex vat No 45 Verulam B RIBA Architects Scale Rule Add to basket £12.49 ex vat No 46 Verulam Electrical/Chemical Engineers Scale Rule 12" (300mm) Add to basket £14.16 ex vat Imperial Verulam Architects Triangular Scale Rule 12" / 300mm Add to basket £14.16 ex vat No 1 Verulam Architects Triangular Scale Rule 12" / 300mm Add to basket £14.16 ex vat No 2 Verulam Engineers Triangular Scale Rule 12" / 300mm Add to basket £9.16 ex vat No 46 Verulam Electrical/Chemical Engineers Scale Rule 6" (150mm)