The grail tree a Lovejoy mystery

"The Holy Grail appears to have surfaced once again in the antiques world. Lovejoy is not unduly surprised--there has never been a shortage of cups alleged to be this particular artifact. Until someone takes it seriously and the cup is stolen and the owner is found dead in rather gruesome circumstances."@en
"The Holy Grail appears to have surfaced once again in the antiques world. Lovejoy is not unduly surprised--there has never been a shortage of cups alleged to be this particular artifact. Until someone takes it seriously and the cup is stolen and the owner is found dead in rather gruesome circumstances."
"Lovejoy, a rakish antiques dealer, pays little attention to a nice old man who claims he has found the Holy Grail--until the old man is killed when his boat is blown up."
"The holy grail appears to have surfaced once again in the antiques world. Lovejoy is not unduly surprised. The cup itself is unsurprisingly stolen, but worst of all, the owner is found dead in rather gruesome circumstances."@en