[20] Catalogue of the London Library, 12, St. James's Square, S.W. With Preface, Laws and Regulations, List of Members and Classified Index of Subjects. By Robert Harrison. Fourth edition. Sold at the Library, 1875, royal 8vo. pp. 1022.
---- Supplemental Volume, 1875-1880, sold at the Library, 1881, royal 8vo. pp. 219.
[21] A New Classified Catalogue of the Library of the Royal Institution of Great Britain with Indexes of Authors and Subjects, and a list of Historical Pamphlets, Chronologically arranged. By Benjamin Vincent. London. Sold at the Royal Institution. 1857, 8vo. pp. xvii.-928.
---- Vol. II., including the Additions from 1857 to 1882. London. Sold at the Royal Institution. 1882. 8vo. pp. xvii.-388.
[22] Catalogue of the Library of the Patent Office, arranged alphabetically. In two volumes: vol. 1, Authors; vol. 2, Subjects. London. Published and Sold at the Commissioners of Patents Sale Department. 1881-83. Royal 8vo.
[23] A General Catalogue of Books, offered for sale to the public at the affixed prices. By Bernard Quaritch London, 15, Piccadilly, 1880. 8vo. pp. x.-2395.
[24] 1457-1500. HAIN (L.). Repertorium Bibliographicum in quo libri omnes ab arte typographica inventa usque ad annum MD typis expressi, ordine alphabetico vel simpliciter enumerantur vel adcuratius recensentur. Stuttgartiæ, 1826-38. 2 vols. 8vo.
[25] 1457-1536. PANZER (G.W.). Annales Typographici ab artis inventæ origine ad annum 1536. Norimbergæ, 1793-1803. 11 vols. 4to.
[26] 1457-1664. MAITTAIRE (M.). Annales Typographici ab artis inventæ origine ad annum 1664, cum Supplemento Michaelis Denisii. Hag. Com. et Viennæ, 1719-89. 7 vols in 11 parts.
[27] BRUNET (J.C.). Manuel du Libraire, cinquième édition. Paris, 1860-65. 6 vols. 8vo. Supplément par P. Deschamps et G. Brunet. Paris, 1878-80, 2 vols. Royal 8vo.
[28] GRAESSE (J.G.T.). Trésor de Livres rares et précieux ou Nouveau Dictionnaire Bibliographique. Dresde, 1859-69. 7 vols. 4to.
[29] EBERT (F.A.). Allgemeines bibliographisches Lexikon. Leipzig, 1821-30. 2 vols. 4to.
---- A General Bibliographical Dictionary, from the German [by A. Brown]. Oxford, 1837. 4 vols. 8vo.
[30] WATT (R.). Bibliotheca Britannica: a General Index to British and Foreign Literature. In two parts, Authors and Subjects. Edinburgh, 1824. 4 vols. 4to.