supply of t-138b,el-6,gl-23,t-471,t-90b , (denoting no. t-138 b) call book for running staff, printing of books (100 leaves) bot h side in black ink in bilingual (hindi and english) on a5 size maplitho white, a-grade paper 60 gsm (+/-5% ) conforming to is 1848/2018 or latest. denoting no. and short description to be printed on the cover page of the book. binding: limp bound with kraft paper 150 gsm on top and bottom, staples stitched on top side with cloth pasted on staples. as per annexure/sample. [ warranty period: 30 months after the date of deli very ] ] , (denoting no. el-6/rev.77) level book, printing of books of 100 leaves, both side in black i nk in bilingual (hindi and english) on a5 size maplitho white, a-grade paper 60 gsm (+/-5%) conforming to is 1848/2018 or latest. denoting no. and short description to be printed on the cover page of the book. bin ding: limp bound with kraft paper 150 gsm on top and bottom, staples stitched on left side with cloth past ed on staples. as per annexure/sample. [ warranty period: 30 months after the date of delivery ] ] , (denoting no. gl-23) letter delivery book, printing of books of 100 leaves, both side in black ink in bilingual (hindi and english) on a5 size maplitho white, a-grade paper 60 gsm (+/-5%) confor ming to is 1848/2018 or latest. denoting no. and short description to be printed on the cover page of the b ook. binding: limp bound with kraft paper 150 gsm on top and bottom, staples stitched on left side with clo th pasted on staples. as per annexure/sample. [ warranty period: 30 months after the date of delivery ] ] , (denoting no. t-471 b) gate man register, printing of books of 100 leaves, both side in bl ack ink in bilingual (hindi and english) on a5 size maplitho white, a-grade paper 60 gsm (+/-5%) conformi ng to is 1848/2018 or latest. denoting no. and short description to be printed on the cover page of the boo k. binding: limp bound with kraft paper 150 gsm on top and bottom, staples stitched on top side with cloth pasted on staples. as per annexure/sample. [ warranty period: 30 months after the date of delivery ] ] , (denoting no. t-90 b / rev.73) train clerks memo book, printing of books of 100 leaves, both side in black ink in bilingual (hindi and english) on a5 size maplitho white, a-grade paper 60 gsm (+/- 5%) conforming to is 1848/2018 or latest. denoting no. and short description to be printed on the cover pa ge of the book. binding: limp bound with kraft paper 150 gsm on top and bottom, staples stitched on left s de with cloth pasted on staples. as per annexure/sample. [ warranty period: 30 months after the date of delivery ] ]