(en) Louis Fagan, 1836-1886. The Reform club: its founders and architect, Londres, B. Quaritch, (lire en ligne).
(en) Louis Fagan, Handbook to the Department of Prints and Drawings in the British Museum, Londres, George Bell & Sons, (lire en ligne).
(en) Louis Fagan, The life and correspondence of Sir Anthony Panizzi : K. C. B., late principal librarian of the British museum, senator of Italy, etc., Boston, Houghton, Mifflin and company, : 2 volumes en ligne : vol. 1 et vol. 2.
(en) Louis Fagan, A Catalogue Raisonné of the Engraved Works of William Woollett, Londres, The Fine art society Ltd., , 80 p. (lire en ligne).
(en) Louis Fagan, The Art of Michel' Angelo Buonarroti as illustrated by the various collections in the British Museum, Londres, Dulau, (BNF30415235, lire en ligne).
(en) Marco Minghetti (trad. Louis Alexander Fagan), The Masters of Raffaello (Raphael Sanzio), Londres, Field & Tuer, (lire en ligne).
(en) Louis Fagan, A Descriptive catalogue of the engraved works of William Faithorne, Londres, B. Quaritch, (BNF40368430, lire en ligne).
(en) Louis Fagan, An Easy walk through the British Museum : or, How to see it in a few hours, Londres, D. C. Dallas, (BNF30415239).
(en) Louis Fagan, The Art of Michel' Angelo Buonarroti as illustrated by the various collections in the British Museum, Londres, Dulau, (BNF30415235, lire en ligne).
(en) Louis Fagan, Raffaello Sanzio, his sonnet in the British Museum[sous-titre=studied by Louis Fagan, Londres, the Fine art society, (BNF30415242, lire en ligne).
(en) VV. AA. et Louis Fagan (dir.), Lettere ad Antonio Panizzi di nomini illustri e di amici italiani (1823-1870), Florence, G. Barbèra, (BNF32089432).
(en) Louis Fagan, A Descriptive catalogue of the engraved works of William Faithorne, Londres, B. Quaritch, (BNF40368430, lire en ligne).
(en) Louis Fagan, Raffaello Sanzio, his sonnet in the British Museum[sous-titre=studied by Louis Fagan, Londres, the Fine art society, (BNF30415242, lire en ligne).
babel.hathitrust.org
(en) « Review of The Life of Sir Anthony Panizzi, K.C.B. by Louis Fagan and Lettere ad Antonio Panizzi and Prosper Mérimée / Lettres à Panizzi, 1850–1870 », The Quarterly Review, no 151, , p. 463–501 (lire en ligne).
(it) Raffaella Gherardi, « Dall’arte di Raffaello alla politica moderna : riflessioni di Marco Minghetti », Scienza e Politica, vol. 21, no 40, (lire en ligne).