Lantern slide showing a nave capital at Boyle Abbey, Boyle, Co. Roscommon Originally labelled 'R 38' and titled 'Capital of nave, Boyle Abbey, 1412W' and 'Mason.' A depiction of animals can be seen.
Lantern slide showing a nave capital at Boyle Abbey, Boyle, Co. Roscommon Originally labelled 'R 39' and titled 'Boyle Nave Capital.' A floral design can be seen.
Lantern slide showing a nave capital at Boyle Abbey, Boyle, Co. Roscommon Originally labelled 'R 40' and titled 'Boyle Abbey, Nave Capital.' A floral design can be seen.
Lantern slide showing a nave capital at Boyle Abbey, Boyle, Co. Roscommon Originally labelled 'R 41' and titled 'Boyle Nave Capital.' A depiction of three human figures can be seen.
Lantern slide showing the north transept of Boyle Abbey, Boyle, Co. Roscommon. Originally labelled 'R 44' and titled 'Boyle Abbey : N. Tran' and 'Thomas H. Mason, 5-6, Dame St., Dublin, C.1.' A man can be seen standing under an archway.
Lantern slide showing a ground plan of Ballintober Castle, Ballintober, Co. Roscommon. Originally labelled 'R 49' and titled 'Cas. Ballintobber' and 'Mason Dublin.' The word Liscarroll has been crossed out. The plan shows the scale of the castle as…
Lantern slide depicting an aerial view plan of Roscommon Castle, Co. Roscommon. Originally without titled and labelled 'R 3'. The plan depicts Roscommon Castle ocated northwest of Roscommon town centre. The monument itself was built in stages over…
Lantern slide showing a plan of Roscommon Castle, Roscommon, Co. Roscommon. Originally labelled 'R 55' and titled 'Roscommon Cas. Plan' and 'Mason Dublin.' The plan shows the site of buildings in 1580.