<prompt> Bhala okuqhubekayo kwalesi sigaba - Ngawo-1850 kwaqala imibukiso emikhulu yamazwe ngamazwe, futhi uLogan wayengumgqugquzeli onethalente wemithombo yezimbiwa zaseCanada phesheya, eqala nge-Exhibition of the Industry of All Nations  <response>: , umbukiso womhlaba wonke ka-1851 eCrystal Palace eLondon, eNgilandi. Ithuba lesibili elifanayo lavela ngo-1855 nge-Universal Exposition eParis. Ukuhlanganyela kweCanada kulezi zenzakalo ezivelele kwavusa isithakazelo samazwe ngamazwe emaminerali aseCanada futhi kwaletha udumo kuLogan. ULogan wabonisa i-asphalt kaCharles noHenry, lapho yathola khona udumo. Wathola isiphambano saseFrance seLegion of Honour kusuka kuNapoleon III ngo-1855, futhi udumo lwakhe olukhulu, ubuqhawe bakhe obunikezwa yiNdlovukazi uVictoria eWindsor Castle ngo-1856. Ngawo lowo nyaka wanikezwa iWollaston Medal, umklomelo ophakeme kakhulu weGeological Society of London. Phakathi nomsebenzi wakhe, uLogan wathola imiklomelo eminingi ehlonishwayo. 