The electronic copy of these volumes were made available to me by Mr. Bhagavata Mahapurana in Kannada prose, by Pandit Alasingacharya, first published in 1915, in 8 volumes.
Shrimadbhagavata Mahapuranam, Kannada translation along with Sanskrit Shlokas, published by Gita Press, Gorakhpur in 2007 in two volumesĢ.