litterae-ignotae: 1. Alexandre Falguière, Cain and Abel2. Gaetano Gandolfi, Cain and Abel3. Odilon R
litterae-ignotae: 1. Alexandre Falguière, Cain and Abel2. Gaetano Gandolfi, Cain and Abel3. Odilon Redon, Cain and Abel4. Santiago Rebull, The Death of Abel -- source link