Index of all the Prakrit words occurring in Pischel's "Gammatik der Prakrit-Sprachen" - Wickremasinghe, Martino de Z. 1865-1937 ([G.A. Grierson], 1909)
"Index was prepared ... for the use in the Linguistic Survey of India" Cf. p.1. - "Reprint from the 'Indian Antiquary'."