Hello, The #1 songs on the Billboard charts for the week ending March 13, 1971 are.
BILLBOARD HOT 100–ONE BAD APPLE–THE OSMONDS–5TH WEEK AT #1
BILLBOARD R&B CHART–JUST MY IMAGINATION (RUNNING AWAY WITH ME)–THE TEMPTATIONS–FIRST WEEK AT #1
POP–PEARL–JANIS JOPLIN–3RD WEEK AT #1
R&B–CURTIS–CURTIS MAYFIELD–3RD WEEK AT #1
C&W–ROSE GARDEN–LYNN ANDERSON–5TH WEEK AT #1
Till the next time—Joe