If I'm correct the 5th line should ryhme with the first two.

So here goes it:

There was a beacon in Maine
to which a Foundation laid claim
It had weathered many a storm
while the keeper inside stayed alert,dry and warm
As another ship arrives in the harbour from Spain.

Stan M
New Jersey Lighthouse Lovers
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Harry Wishlist: Tinicum Rear Range, Miah Maull Shoal, Finns Point, Bergen Point, Cross Ledge, Old Ambrose Lightstation, Romer Shoal, Barnegat Lightship, Liberty Lightship.