Studying them all would require several days, but he does have an advantage, being able to read Androffan. Skimming through the main subjects, though, it seems that the wizard was absolutely obsessed with collective intelligences - creatures, divided into numerous, swarm-like parts, yet able to maintain a collective intelligence. His research focused on swarms and swarm-like creatures, gasses and fog, and any magic related to air, gas, fog, and the like. A DC 15 Wis check is able to piece together that his research was focused on becoming a 'distributed intelligence', no longer bound to a single, mortal body.