pound - kilogram, acre - ?
| HECTARE | 
                List of words for the clue pound - kilogram, acre - ? from the crossword:
            
UNIT ROO LITER EZRA ROOD TONNES MASS EEYORE ROODS QUID YARD MILE METRE KILOMETRE INCH GALLON CENTEMETRE PENCE KILO 
Snapshots of the past: 1902
Snapshots of the past: 1911