(gan teideal)
“Centuries before the coming of steam power the only means of mechanical power were the wind and water.”
CBÉS 0883
J.R. Cullen, Jim Cullen
Tras-scríbhinn
Bailiúchán béaloidis é seo a chnuasaigh páistí scoile in Éirinn le linn na 1930idí. Breis eolais