Sentimental Novel

Samuel Richardson: Clarissa

Robert_Lovelace_Preparing_to_Abduct_Clarissa_HarloweClarissa, or The History of a Young Lady, is a 1748 novel by Samuel Richardson. Composed as a series of letters, it portrays the young heroine's attempt to maintain her virtue and independence in the face of a domineering family, and of the villainous attentions of the libertine Robert Lovelace.

Clarissa at online book stores
Amazon | | Hive (UK bookshops)

Free online texts
Gutenberg: Clarissa - Preface, Hints of Prefaces, and Postscript | Vol. 1 | Vol. 2 | Vol. 3 | Vol. 4 | Vol. 5 | Vol. 6 | Vol. 7 | Vol. 8 | Vol. 9. EPUB, HTML, MOBI and TXT format. 

Internet Archive: Clarissa Harlowe, from the Complete Novels of Samuel Richardson: Vol. I | Vol. II | Vol. III | Vol. IV | Vol. V | Vol. VI | Vol. VII | Vol VIII. EPUB, MOBI, PDF and TXT formats.

Standard Ebooks: Clarissa Harlowe. AZW3, EPUB, KEPUB and Advanced EPUB formats.

University of Adelaide (Internet Archive): Clarissa Harlowe. EPUB, HTML and MOBI format.

Other Resources

The Guardian: The 100 best novels - No 4 – Clarissa by Samuel Richardson (1748), by Robert McCrum, 14 October 2013.

Librivox: Clarissa Harlowe, or the History of a Young Lady by Samuel Richardson, in 9 Volumes. Public domain audiobook.

Wikipedia: Samuel Richardson - Clarissa

 Further reading

Samuel Richardson: Pamela.

Rousseau: Julie, ou la Nouvelle Heloise

Bloom's Western Canon: Clarissa is listed.