The company constructed a new amusement park on the island, which was located on the Connecticut River.
Because Vermont's Blue Laws in the era did not allow businesses to be open on Sundays, the official New Hampshire location of the island provided an escape from the legal issue.
Keene joined the Brattleboro Islanders, Bellows Falls Sulphites and Springfield–Charlestown Hyphens in forming the new league.
[7] On July 4, 1911, Keene swept a home doubleheader from the Brattleboro Islanders by scores of 12–3 and 1-5.
With 3,500 total in attendance, Brattleboro won the clinching game at home by the score of 2–0.
The Bellows Falls Sulphites (15–20) and Springfield-Charlestown Hyphens (14–21) followed in the official standings of the four–team league.