- CollectionD - University Archive Miscellaneous Donations (D-Numbers)
- SeriesD467 - Deposit relating to Gertrude Mayer, St Mary's student 1906 - 1908
- SubseriesD467/3 - Gertrude Mayer
- ItemD467/3/6 - Cadbury's chocolate biscuits box [c.1901]
- PartD467/3/6/1 - London County Council summary report for Gertrude Mayer as a pupil teacher from her head teacher and head teacher of placement school
- PartD467/3/6/2 - St Mary's Hall Christian Union membership card for Gertrude L Mayer
- PartD467/3/6/3 - St Paul's Training College reunion service programme
- PartD467/3/6/4 - St Mary's Hall reunion service booklet Whitsunday
- PartD467/3/6/5 - Letter from London County Council to Gertrude Mayer regarding inclusion on London Public Elementary Schools Service College List
- PartD467/3/6/6 - Letter from London County Council to Gertrude Mayer confirming inclusion on the county council's College List from 24 August 1908
- PartD467/3/6/7 - Reference from H A Bren, Principal of St Mary's Hall, for Gertrude Mayer
- PartD467/3/6/8 - Reference from Lucy Roberts, Mistress of Method at St Mary's Hall, for Gertrude Mayer
- PartD467/3/6/9 - Reference by R Welch, Needlework Instructor at St Mary's Hall, for Gertrude Mayer