ink cartridges (Greenhill, Sheffield S8)

Someone passed these on to me ... they'll be old, but all in sealed packaging so I reckon they may still be ok if anyone has a suitable printer (you can see the models if you zoom in on the label HP series) and wants to give them a go ADD...3 say H-56 Black, 2 say HP 56 Black and 1 says HP 57 colour