Some of the songs listed on the 26th might be from the 27th, all from attendees reports.

May have been two shows each night.

deadessays: Deadbase Corrections

deadessays: 1967 Show List

deadsources: December 26-27, 1967: Village Theater, NYC

hooterollin: Grateful Dead Performance List July-December 1967

ad: Columbia Daily Spectator, December 21, 1967, p. 5.

gratefulseconds: Psychedelic Dead Adds Previously Unknown Tunes to ...