...That this is quite possible in some cases is shown by Barnard's later photographs, particularly those of the singular region around the star Rho Ophiuchi... Garrett Serviss 「Curiosities of the Sky」
「Rho」の意味・発音
いろいろなフォントで見る「Rho」
便利!手書き漢字入力検索
この漢字は何でしょう??