* Nov. 25: William J. Schroeder, with a severe disease of the heart muscle, receives a Jarvik-7 artificial heart implant. Six hours later, he undergoes a second operation to stem internal bleeding.
* Nov. 27: Schroeder speaks for the first time since surgery and asks for a beer. He gets it two days later, and his doctor subsequently explains that asking for a beer is a hometown way of inquiring, "How am I doing?"
* Nov. 30: Schroeder is first person to use the Heimes Drive, an 11-pound portable power pack for the artificial heart.
* Dec. 2: In a videotaped conversation with Dr. William C. DeVries, Schroeder says he feels "fantastic," as if "I got 10 years left ."
* Dec. 9: In his first interview with reporters, Schroeder weeps in gratitude for his life.
* Dec. 12: President Reagan telephones his congratulations. Schroeder asks him for help in getting his Social Security benefits.
* Dec 13: At Reagan's behest, a Social Security check is flown to Louisville and delivered to Schroeder. Later that day, Schroeder suffers a stroke that robs him of speech, muscle strength and short-term memory.
* Late January: After weeks of rehabilitation and physical therapy, Schroeder develops a puzzling fever that lasts more than two weeks and leaves him bedridden.
* Feb. 19: After his fever subsides, Schroeder takes his first wheelchair ride outdoors.
* Feb. 20: A second wheelchair ride is canceled after television crews stake out the hospital.
* Feb. 26: Schroeder suffers another seizure-like episode, one of several factors blamed for postponing his discharge again.
* March 9: Schroeder takes a 30-minute ride around Louisville in a van specially equipped to accommodate artificial-heart patients.
* March 10: Schroeder shakes hands for the first time with fellow artificial heart recipient Murray P. Haydon.
* March 15: Because Schroeder can't go to Jasper, Ind., for his son's wedding, a wedding rehearsal is conducted at the hospital.
* April 4: DeVries announces that Schroeder is to be discharged on Saturday.