The register of 21 caddies at the Royal & Ancient Golf Club ( R & A ) in St Andrews in 1870 includes three who went on to win the Open .
Many caddies at that time were as much playing professionals as advisors to club members .
The register of 21 caddies at the Royal & Ancient Golf Club ( R & A ) in St Andrews in 1870 includes three who went on to win the Open , but many caddies at that time were as much playing professionals as advisors to club members .