I've been exploring those questions with Dr Beth Shapiro, Chief Science Officer at Colossal Biosciences, and Professor Stuart Pym, Doris Duke Chair of Conservation Ecology at Duke University.
" You must have Meg saddled for me and brought to the door at half-past eleven, and I shall want Rattler saddled for Pym at the same time. Do you hear" ?
That is precisely the case here; the figure that looms before Pym and his companion is indistinguishable from the background frame that would, if it only had a hue, allow it to be picked out.
In a few minutes Pym came down with a letter in his hand and gave it to Adam, saying that the captain was too busy to see him, and had written everything he had to say.
Pym was there, making everything ready for him, and soon, with a delightful freshness about him, as if he were prepared to begin a new day, he went back into his dressing-room to open his letters.