Here is the listing of titles for the entire series, which span multiple digitization efforts:
Volume 1:
-- #23041 Introduction and Publisher's Advertising
-- #23042 The Tempest
-- #23043 The Two Gentlemen of Verona
-- #23044 The Merry Wives of Windsor
-- #23045 Measure for Measure
-- #23046 The Comedy of Errors

Volume 2: #45128
-- Much Ado About Nothing
-- Love’s Labour’s Lost
-- A Midsummer-Night’s Dream
-- The Merchant of Venice
-- As You Like It

Volume 3: #50559
-- The Taming of The Shrew
-- All's Well That Ends Well
-- Twelfth Night; or, What You Will
-- The Winter's Tale

Volume 4: #50095
-- King John
-- King Richard II.
-- The First Part of King Henry IV.
-- The Second Part of King Henry IV.
-- King Henry V.

Volume 5: #49297
-- The First Part of King Henry VI
-- The Second Part of King Henry VI
-- The Third Part of King Henry VI
-- King Richard III

Volume 6: #49007
-- King Henry VIII
-- Troilus and Cressida
-- Coriolanus
-- Titus Andronicus

Volume 7: #47715
-- Romeo and Juliet
-- Timon of Athens
-- Julius Cæsar
-- Macbeth

Volume 8: #49008
-- Hamlet
-- King Lear
-- Othello

Volume 9: future
-- Antony and Cleopatra
-- Cymbeline
-- Pericles
-- Poems

Wikipedia page about this book: https://en.wikipedia.org/wiki/The_Cambridge_Shakespeare

Release date is 2014-12-20

Romeo and Juliet -- An Excellent Conceited Tragedie of Romeo and Iuliet -- Timon of Athens -- Julius Cæsar -- Macbeth.

Produced by Richard Tonsing, Jonathan Ingram and the Online
Distributed Proofreading Team at http://www.pgdp.net

"The Works of William Shakespeare [Cambridge Edition] [Vol. 7 of 9]" by Shakespeare is a critical edition published between 1863 and 1866. This volume forms part of the landmark Cambridge Shakespeare series, edited by William George Clark, William Aldis Wright, and John Glover. Using the First Folio as their base text, the editors collated multiple early sources and modernized spelling while preserving Shakespeare's original grammar and metre. Each play includes detailed textual notes and variant readings from different early editions. (This is an automatically generated summary.)

Original publication data not identified