I was so taken by the inscription underneath the effigies that I had to write it down.
"Here lyes the Loyall Duke of Newcastle and his Dutches his second wife,
by whome hee had noe issue, her name was Margarett Lucas yongest sister
to the Lord Lucas of Colchester a noble familie for all the Brothers were Valiant
and all the Sisters virtuous. This Dutches was a wise wittie & learned Lady,
which her many Bookes do well testifie. She was a most Virtuous & a Loveing &
carefull wife & was with her Lord all the time of banishment & miseries &
when he came home never parted from him in his solitary retirements."
Margaret was a young bride of 20 when she married 52 year old widower William Cavendish, The Duke of Newcastle. She was a poet, philospoher and the 'only seventeenth century woman writer to publish numerous books on natural philosophy'. It appears she was a force to be reckoned with. A book has been written about her life....
Images 1-4 taken by my on a cold and balmy day in London, others via Google and http://www.westminster-abbey.org/our-history/people/william--and--margaret-cavendish. Information researched on Wikipedia