Henry Roughton Hogg was an insurance adjuster in Rochester, NY, who was an avid book collector. His father was a historian in Rochester. (This post was inspired by finding a copy of the awsome bookplate of his, you can see a copy here. -FarMcKon The bookplate labeled "Henry Roughton Hogg" in the referenced link was a British scientist specializing in arachnids (spiders) who worked primarily in Australia and died in 1923 in London1. Could not find any link between the two other than the same name2.
1French Wiki and British Arachnology2RootsWeb Hogg Surname