Thank you, Robert! An interesting incident I was entirely unaware of. I'm guessing the bomb was detonated by a mechanical timer set up to trigger before the vehicle was driven off the property to minimize collateral blasr damage. I'd like to think the IRA bombers were unaware Caroline Kennedy was a guest of the Fraser's at that time.
Looking into the background of Sir Hugh Fraser after reading your post, I was very surprised to learn he was Roman Catholic and I wanted to find out more. My father's parents were Scots and emigrated to Connecticut just over 100 years ago.
I found that the Fraser ancestral home figured into the Battle of Culloden, the last "pitched battle" fought
on English soil.
https://en.wikipedia.org/wiki/Battle_of_Culloden and sir Hugh's ancestor came to practice catholicism as a result of his on, off, on support of the Stuarts / Jacobites.
Sir Hugh's father :
https://en.wikipedia.org/wiki/Simon_Fraser,_14th_Lord_LovatThe explanation of the family's Roman Catholicism is linked to their ancestral home. :
https://en.wikipedia.org/wiki/Beaufort_Castle,_ScotlandWhen Charles II was restored to the English throne eleven years after the 1649 execution of his father, Charles I, he went after the 59, or some say as many as 75 "regicide judges" who had sentenced his father to death. One was living under an assumed name in colonial Connecticut,
https://en.wikipedia.org/wiki/John_Dixwell...when two others, Goffe and Whaley, arrived there in summer, 1661. I've been to Judge's cave where they hid for a month until "a panther" scared them out of the wilderness and into a more enduring arrangement.
Photos :
https://www.atlasobscura.com/places/judges-caveThis book, published in 1837 describes what happened.
Connecticut Historical Collections: Containing a General ..., Volume 2