- SammlungC20 - John William Hadden Collection
- Objekt1 - Certificate : Edinburgh Royal Maternity Hospital
- Objekt2 - Certificate : Membership of the Royal College of Surgeons of England
- Objekt3 - Diploma : Degree of Doctor of Medicine
- Objekt4 - Certificate : Edinburgh Royal Maternity Hospital
- Objekt5 - Certificate : Medical Board of the Colony of Victoria
- Objekt6 - Registration Certificate : Medical Board of Victoria
- Objekt7 - Registration Certificate : Medical Board of Victoria
- Objekt9 - No Tears for Jane, a Hadden family history