John Adams Library (Boston Public Library)
I suspect that a large number (all?) of the volumes cataloged here are actually not authored by John Adams, but instead were included in his library.
Works (39)

An inquiry into the original of our ideas of beauty and virtue

General index to the first twelve volumes, or first series, of Nile's weekly register

The saints advantage

The law of passive obedience

State prisons and the penitentiary system vindicated

The six bookes of a commonweale

An account of Denmark

Principles of law and government

A short treatise on the English tongue

The free-holder

The judgment of whole kingdoms and nations, concerning the rights, power and prerogative of kings, and the rights, privileges and properties of the people ...

A System of Moral Philosophy (Continuum Classic Texts)

The history of Venice, in the times of Julius the 2d ...

The Koran

Titus

Titus

An address delivered before the Salem Charitable Mechanic Association

Memorial of the agents of the New England Mississippi land company to Congress

Articles of charge of high crimes and misdemeanors, against Warren Hastings, Esq., late Governor General of Bengal

De schipbreuk

The judge

Semiramis

Free remarks on the spirit of the federal Constitution

Remarks concerning the encroachments on the river Thames near Durham-Yard

A collection of several tracts of the Right Honourable Edward, Earl of Clarendon

A brief exposition of the Constitution of the United States

De spreekende schildery

An impartial history of the late revolution in France

The constitution of the state of New York

A defence of the legislature of Massachusetts

Dictionarium universale Latino-Gallicum

De spilpenning

The law of retribution

Essays on several curious and useful subjects, in speculative and mix'd mathematicks

Table of the post offices in the United States

Georgii Pasoris Manuale Novi Testamenti

An answer to a pamphlet, entitled, "Considerations on the public expendiency of a bridge from one part of Boston to the other."

The r---l register

New precedents in conveyancing