The Indian one-rupee note is issued by the Government of India rather than the Reserve Bank, which makes it distinct from every higher denomination — most visibly in that it carries the Finance Secretary's signature. This collection brings together the reference tables a collector needs (signatories, prefixes, insets, varieties) alongside individual catalogue entries.
(Sample intro — replace with your own text, and add your specimen photographs.)
The Finance Secretary signatures found on Indian ₹1 notes, with the years each was in office.
How the prefix and number panel work on Indian one-rupee notes, and why they matter to collectors.
What inset letters are, where to find them, and how they distinguish ₹1 note varieties.