(O izumima i patentima)

(On inventions and patents)

(About his inventions and merits)

(O svojim izumima i zaslugama)

(24 May 1892 about the idea of constructing the alternating current power plant in Croatia)

(24. svibnja 1892. o ideji izgradnje centraleizmjenične struje u Hrvatskoj)

(O Thomasu Alvi Edisonu)

(about Thomas Alva Edison)

(About his research work)

(O svom istraživačkom radu)