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 showing a map of Rindown Castle and surrounding areas, Warren, Co. Roscommon. Originally labelled 'R 51' and titled 'Rinnduin Cas.' A harbor, church ruins, and tower ruins can also be seen. Rindown Castle is also spelled Rindoon Castle.…
Lantern slide showing a north east view of Roscommon Castle, Roscommon, Co. Roscommon. Originally labelled 'R 52' and titled 'Roscommon Cas. from N.E.' and 'Thomas H. Mason, 5-6, Dame St., Dublin, C.1.' A cow can be seen in the slide.
Lantern slide showing a south east view of Roscommon Castle, Roscommon, Co. Roscommon. Originally labelled 'R 53' and titled 'Roscommon Castle from S.E.' and 'Mason Dublin.'
Lantern slide showing a north west view of Roscommon Castle, Roscommon, Co. Roscommon. Originally labelled 'R 54' and titled 'Roscommon Castle from N.W.' and 'Mason Dublin.'
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.
Lantern slide showing a plan of Roscommon Castle, Roscommon, Co. Roscommon. Originally labelled 'R 56' and titled 'Roscommon Cas. Upper Plan' and 'Mason Dublin.'
Lantern slide showing a capital in a church in Co. Roscommon. Originally labelled 'R 57' and titled 'Roscommon Prot Ch Capital of Early Date' and 'Mason Dublin.' The church is possibly an early protestant church located in Co. Roscommon. The exact…