Dangos 26 canlyniad

Official publications,

• 1057-1082.
• Is-fonds
• 1889-1927.

Rhan oJohn Bryn Roberts Collection,

Pamphlets,

• 991-1056.
• Is-fonds
• 1882-1927.

Rhan oJohn Bryn Roberts Collection,

Photographs,

• 745-749.
• Is-fonds
• [1924].

Rhan oJohn Bryn Roberts Collection,

University of Wales material, mostly relating to the North Wales College, Bangor,

• 1157-1232.
• Is-fonds
• 1882-1922.

Rhan oJohn Bryn Roberts Collection,

Various lists,

• 913-921.
• Is-fonds
• [?1906]-[1926].

Rhan oJohn Bryn Roberts Collection,

Volumes,

• 1118-1129.
• Is-fonds
• 1891-1925.

Rhan oJohn Bryn Roberts Collection,