Two three-dimensional films from 1954, Top Banana and Southwest Passage, exist only in their flat form because only one print, made for either the left or right eye, exists.
Dua film 3D produksi 1954, Top Banana dan Southwest Passage, masing-masing hanya bertahan dalam format flat, karena hanya dibikin satu salinan, yang dibuat untuk mata kiri atau kanan.