First version of the poem reprinted in 1498 with the title De Puritate conceptionis Virginis Mariae adversus Vincentium de Castronovo concertatio (GW 10438), a different work from the De Puritate conceptionis Beatae Mariae Virginis (GW 10460)
Vorlageform des Erscheinungsvermerks: De mundissima Virginis marię [con]ceptione aduersus Vince[n]tium de Castro nouo decertatio finit fęliciter Dauentrie p[er] me Jacobum de Breda. Anno salutis nostrę. M.CCCC.xciiij. vltima Octobris
