November 2006, Nikon Kenkyukai
This Nikon I camera from 1948 is the earliest known surviving production Nikon in the world - Nikon Rumors
Câmera Nikon mais antiga vendida por 384 mil Euros! - Ricardo Hage
Nikon Rangefinder One
Nikon I, M and S - Wikipedia
Nikon Rangefinder One
Nikon
Távmérős Nikon - Nikon S rendszer 1948-2005* - inphoto.blog.hu
Nikon: Nikon I Price Guide: estimate a camera value
史上第三部Nikon I 量產相機拍賣，估計賣價為$200,000 美元！ - DCFever.com
This Super Rare Nikon I Rangefinder from 1948 is Yours for $27,445
Camera Geekery: The Nikon L35AF - Japan Camera Hunter
Nikon I, M and S - Wikipedia
Nikon S2 Rangefinder - NikonWeb.com
Earliest known Nikon camera fetches over $400,000 in Austrian auction: Digital Photography Review
Which NIKKOR Lens Type is Right for Your DSLR | Understanding NIKKOR Lens Nomenclature | Nikon
無反光鏡相機
Nikon FG film camera review | Popular Photography
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