Answer:

seriese

AnswerCrossword Clue
SERIESEWar-bond designation
SERIESEWWII bond designation
SERIESEBond first bought by FDR in 1941
SERIESECategory of US savings bond
SERIESEWWII savings bond type
SERIESE'40s war bonds
SERIESEW.W. II bond designation
SERIESEBond type whose first purchaser was F.D.R.
SERIESEF.D.R. purchased the first one of these bonds
SERIESEW.W. II bond type
SERIESECategory of savings bond