IIJn 1:12 :ܒ݂ܝܲܕ݂ ܟ݁ܲܪܛܼܝܣܵܐ ܘܲܕ݂ܝܘ݂ܬ݂ܵܐ‏ : by means of paper and ink
See the entire entry for ḵarṭīs, ḵarṭīsā n.m. sheet (for writing)