<nowiki>Sidney Dean Townley; Sidney Dean Townley; Sidney Dean Townley; Sidney Dean Townley; Sidney Dean Townley; Sidney Dean Townley; Sidney Dean Townley; 西德尼·迪恩·湯利; Sidney Dean Townley; Sidney Dean Townley; Sidney Dean Townley; Sidney Dean Townley; Sidney Dean Townley; Sidney Dean Townley; Sidney Dean Townley; Sidney Dean Townley; Sidney Dean Townley; Sidney Dean Townley; astronomo statunitense; মার্কিন জ্যোতির্বিদ; astronome américain; Ameerika Ühendriikide astronoom; astronomo estatubatuarra; astrónomu estauxunidense (1867–1946); astrònom estatunidenc; astrônomo norte-americano; stelavan Lamerikänik; ستارهشناس آمریکایی; United States of America karimba ŋun nyɛ doo; astronom american; אסטרונום אמריקאי; Amerikaans astronoom (1867-1946); American astronomer, professor; usona astronomo; عالم فلك أمريكي; astronom amerikan; astrónomo estadounidense; astronomiste american; astrónomo estadounidense; réalteolaí Meiriceánach; SD Townley; S.D. Townley; SD Townley; S.D. Townley; SD Townley; S.D. Townley; SD Townley; S.D. Townley; 西德尼·迪安·汤利; SD Townley; S.D. Townley</nowiki>