Spiral staircase in Toyosato Elementary School Old Library.JPG
Tokumeigakarinoaoshima
ja
豊郷町立豊郷小学校旧図書館内の螺旋階段を撮影。
commons
en
Spiral staircase in Toyosato Elementary School Old Library, Staircases, Spiral staircases in Japan, Spiral stairs in Japan, Stairs of Toyosato Elementary School building (1937)
commons
en
Photograph of the spiral staircase in the Toyosato Municipal Toyosato Elementary School Old Library.
commons_translated
ja
豊郷小学校旧図書館の螺旋階段、階段、日本の螺旋階段、豊郷小学校の階段(1937)
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stairwell spiral spirally helix angle