In "Beka Lamb" no cause of death is given of why or what Granny Straker died of. One can only imagine, since this was Beka's mother's grandmother, that the cause may have just been natural causes and she had in face simply died of old age.
Death Sentence - novel - was created in 1975.
Dragon Death - novel - was created in 1992.
The ISBN of Death's Shadow - novel - is 0007260377.
Angel of Death - novel - was created in 1995.
Death in Paradise - novel - was created in 2001.
Sudden Death - novel - was created in 1995.
Cause of Death - novel - was created in 1996.
The Black Death - novel - was created in 1992.
Death Masks - novel - has 374 pages.
Death in Paradise - novel - has 320 pages.
Death Star - novel - has 336 pages.
Cause of Death - novel - has 368 pages.