In
India,
all India Series of obliterators were introduced in 1873
and used till 1884. Each postal circle was allotted a letter
that was generally the initial letter of the name of the
circle. Baroda was allotted number 17 and "B"
denotes Bombay circle.
Above is a postmark of BARODA R. H.
(Receiving House), with two bars below "B-17",
broken at center with a numeral "1" placed in
the blank space. Baroda
Philatelic Society has adopted this postmark as a logo of
the society.