Postcard, b/w, matt. Ardnacrusha Power Scheme by T C Carroll, Limerick. Titled R/ Navigation Locks and Waste Channel. View of tiered wooden scaffolding to E. side of powerhouse. Narrow margin to photo. R/ Up l.: T.C. Carroll & Sons Stationers, Limerick. At bottom l.: Shannon Power Scheme / Siemens, Schuckert A.-G. / Siemens Bauunion G.m.b.H. / Berlin / (title). Vertical line division broken by the number 1202. R. headed Post=Card, dotted lines for address. Dotted outline for stamp inscribed within: Printed / in / Germany / W 88 29. Not Posted.