In the South China Sea, Moore and Percy Bassett-Smith, the surgeon of HMS Rambler, spent a week on a scientific survey of the Tizard and Macclesfield Banks.

This work was carried out at the request of Captain Wharton, Hydrographer of the Navy, who was a member of the Coral Reef Committee of the Royal Society.

[4] Later that year, while surveying the Zhoushan Archipelago and Hangzhou Bay in 1888, Moore took time to investigate the tidal bore of the Qiantang River, the largest in the world.

Despite admitting the fraud of the incident, Moore still endorsed the mediumship of Craddock, stating that his trance control "Graem" was a malicious spirit.

[17] In 1907, Hereward Carrington attended séances with Jonson at Lily Dale, New York and concluded "on several occasions, the fraud was very apparent, and that I was enabled to follow the process of materialisation and dematerialisation with ease.