Postcard, b/w. Shannon Power Scheme, Head Race, Electrical bucket excavator and electrical bank builder excavating the canal. Published by T.C. Carroll & Sons, Stationers, Limerick. Titled on reverse bottom left. View, in white margin, shows excavator at centre left, with steam engine and 7 wagons servicing it to right. Reverse printed in black; central divider with 383 at centre; to right of centre Post Card and box for stamp containing, Printed/in/ Germany/ V1333 28. Five address lines. Not used