General
"Mary (Sidney) Herbert." Luminarium. 10 Aug. 1999.
Online Editions
Antonius. 1595 ed. (Tragedie of Antonie). Transc. Richard Bear.
The Triumph of Death. ed. Gavin Alexander.
Other online editions are available by subscription at the Renaissance Women Online Web site, sponsored by the Women Writers Project.
Residences
Penshurst Place. Kent, childhood home of Mary Sidney; primary residence of Robert Sidney, 1st Earl of Leicester; home of the current Viscount De L'Isle.
Wilton House. Wiltshire, primary residence of Mary Sidney Herbert and Henry Herbert, 2nd Earl of Pembroke; home of the current Earl of Pembroke.
Baynard's Castle (no longer standing), London residence of Mary Sidney Herbert and Henry Herbert.
Houghton House, built for the Dowager Countess of Pembroke in the early seventeenth century.
Crosby Hall, said to have been rented by the Countess for a period of time after July 1607.