plaque to Sir William Rowan Hamilton

Royal Canal

Famine Way marker

Old grain mills on the Royal Canal

#MyDublin

1. Plaque on #Broomebridge where Sir William Rowan Hamiltons's "the algebra of quaternions" were 1st inscribed.
2. The #RoyalCanal west from #Broomebridge.
3. nationalfamineway.ie marker.
4. Old grain mills on the #RoyalCanal.