On 05 Jun 1610 the Tethy's Festival Masque was performed at Whitehall Palace [Map] to celebrate the the investiture of Prince Frederick (age 16) as Prince of Wales. The script was written by Samuel Daniel at the request of the Queen (age 35), who appeared in person as Tethys a goddess of the sea. Inigo Jones (age 36) designed the staging and scenery.

Prince Charles (age 9) took the part of Zephyrus,.

Princess Elizabeth Stewart Queen Bohemia (age 13) appeared as the companion or daughter of Tethys, the "Nymph of Thames",.

Arabella Stewart (age 35) took the part of the "Nymph of Trent",.

Alethea Talbot Countess Arundel, Surrey and Norfolk (age 25) as "Nymph of Arun".

Elizabeth Vere Countess Derby (age 34) as "Nymph of Derwent",.

Frances Howard Countess Essex and Somerset (age 20) as "Nymph of Lee",.

Anne Clifford Countess Dorset and Pembroke (age 20) as "Nymph of Air",.

Susan Vere Countess Montgomery (age 23) as "Nymph of Severn",.

Elizabeth Radclyffe Viscountess Haddington as "Nymph of Rother",.

Elizabeth Talbot Countess Kent (age 28) as "Nymph of Medway",.

Four sisters, daughters of Edward Somerset 4th Earl of Worcester (age 60) and Elizabeth Hastings Countess of Worcester (age 64), danced as the rivers of Monmouthshire:

Catherine Somerset Baroness Windsor (age 35) the "Nymph of Usk".

Katherine Somerset Baroness Petre (age 35) the "Nymph of Olwy".

Elizabeth Somerset (age 20) the "Nymph of Dulesse" (Dulas), and.

Mary Wintour the "Nymph of Wye".