supply of t-509/t-510: authority to receive a train on an *obstructed/non signaled line book containing 100 leavest-509/t-510: authority to receive a train on an *obstructed/non signaled line book containing 100 leaves,t-509/t-510: authority to receive a train on an *obstructed/non signaled line book co ntaining 100 leaves each i. e. 50 sets in duplicate, finished size 21.10 cm x 19.60 cm. (plus minus 2 m m tolerance). paper to be used maplitho paper 70 gsm conforming to is specification:- 1848/2007 or l atest for inner pages and paper kraft 110 gsm (gr ii - finishing) conforming to is: 1397/1990 or latest for cover. the book to be printed in hindi and english bilingual in single colour with blue ink on one sid e with numbering at one place in duplicate as per specimen. binding:- two wire stitch on left with kraf t paper. numbering shall be given by cmm/p&s/printing press/ssb. the art work for printing and sampl e book complete in all respect should be got approved from consignee before bulk supply. as per spec n. as mention in description above. [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitt ed: max 8 lacs ] ]