- NLW MS 5660B
- Ffeil
- 1916
Notes on pond life, being an address given by D[avid] Harris Williams to the members of the Dyserth and District Field Club, March 1916.
Dangos 3 canlyniad
Disgrifiad archifol- NLW MS 5657B
- Ffeil
- 1917
Notes on shells and an address on the subject given by D[avid] Harris Williams to the members of the Dyserth and District Field Club, 19 March 1917.
Address by David Harris Williams
- NLW MS 5622B
- Ffeil
- [1900x1927]
An address on local parish records given by David Harris Williams at a Dyserth and District Field Club meeting.