Related to the construction of a new method of building magic airships, the manufacturing technique of magic gems is still in research, but the magic gems, used in the engine part of the seven magic airships anchored at the shipyard, are safe. As long as we fill them with mana, they are available to be used right away with little maintenance.” (Helmut)
Even related to the production of huge magic gems, because we found the workshop and study filled with books of Earl Ischrubak, it was possible to advance the research. Apparently they are currently advancing the investigation and analysis at a quick pace.
“Also, we have disassembled those two dragon golems since they are dangerous and are studying their interior currently.” (Helmut)
Using an abundant amount of mithril and orichalcum as materials, it looks like the interior mechanisms are making use of a structure that hasn’t been discovered up until now either.