Search:

Jonathan Hall was in business 1795-1830.
And if it was marked "I.Hall", it was made near to 1830.

The blade was made about 1830, light hollow ground.
But I think, it was made 1850-1880. It was large(7/8 or 8/8) and thick blade. And it had a crack or chip. When somebody removed them, he/she must...