Crawford, J. P. Wickersham, ‘Notes on Three Sonnets Attributed to Francisco de Figueroa’, in Modern Language Review, 2.3 (1907), pp. 223–27, doi:10.2307/3713083

Crawford, J. P. Wickersham, ‘The Date of Composition of Lope de Vega's Comedia, "La Arcadia"’, in Modern Language Review, 3.1 (1907), pp. 40–42, doi:10.2307/3712884

Crawford, J. P. Wickersham, ‘Notes on the "Amphitrion" and "Los Menemnos" of Juan de Timoneda’, in Modern Language Review, 9.2 (1914), pp. 248–51, doi:10.2307/3713012

Crawford, J. P. Wickersham, ‘Notes on the Poetry of Don Diego Hurtado de Mendoza’, in Modern Language Review, 23.3 (1928), pp. 346–51, doi:10.2307/3714418