E. Cobham Brewer 18101897. Dictionary of Phrase and Fable. 1898.
Big-endians.
A religious party in the empire of Lilliput, who made it a matter of conscience to break their eggs at the big end; they were looked on as heretics by the orthodox party, who broke theirs at the small end. The Big-endians are the Catholics, and the Little-endians the Protestants.