That one predates the word "robot" entirely. The design is documented in a 1796 book called "Karakuri Zui", so Edo period, shoguns still in charge.
> the details of its disappearance are unknown
A mystery! Someone will know...
* Appearance in Korea at an expo (1928, 1929?): https://www.kci.go.kr/kciportal/landing/article.kci?arti_id=...
* The creator writing about it in 1931 (reference 10 on the same page)
Shanghai but uncertain date.
Was it dismantled in either Korea or China, or shipped back and dismantled, or destroyed?