Search terms used: cape colony hospital, cape colony military hospital, hospital 1800 cape colony, surgeon life 1800 colony, (I will concede that I am terrible at googling)
Additionally, just to double check- despite having his doctorate, MC wouldn't be referred to as 'Dr.', would he? It'd just be 'mister'? I know that modern military parlance would dictate that a doctor be called by his rank formally and 'doctor' informally, but would the same fly for a surgeon in this situation? I thought that I knew for definite that he'd be called 'Mr.' having talked to a few people, but every single biography of the fellow I'm writing has referred to him as Doctor.