supply of printing of safety books & forms, revised format of t/806 shunting order book (new format) triplicate in a4 size duly serial numbering, paper 60 gsm, perforation 2 copies, book binding,150 leaves (50 leaves white+50 leaves pink+ 50 leaves yellow) printing in one side, qty 400 nos., s le proof to be approved before supply. , printing of safety books & forms, revised format of t/806 shunting order book (new format ) triplicate in a4 size duly serial numbering, paper 60 gsm, perforation 2 copies, book binding,150 leaves (5 0 leaves white+50 leaves pink+ 50 leaves yellow) printing in one side, qty 400 nos., sample proof to be ap proved before supply. ]