If you like Let's Go Dutch, here are some other sites that may appeal to you:

Kunsthandel Artenique | Lezen over Kunst
Capriolus| In Stijl: Ceramics, glass and collectables
Valentijn antiek | RetroStudio | Plenter
Fiftie-Fiftie | Fears and Kahn | Hi+LoModern
Kosai's Retroshop | Collectible detective | Alta Design
Dokidoc | Get Back-design | Gouda-Design | 19 Toen
Windchime Antiques | Appie Goossens | Swiet Retro and Vintage
Designgallery Marcy Michael| Dutch and so | Eigenaar8
Dutch Ceramics | Dejavu-Design and Restore
Richard Wallis Antiks | Retro Design Magazijn
Style & Design | Mid-Century Mania | Kikke Spulle
20th Century marks | Freaky Furniture
Antiekgalerie Het Noorden | Trendy Decoration
RetroStart | International Ceramic Directory
Mark's Kraam | Sannies Collectables | RadioVerleden
Decennia Design | Alina's Villa Curiosa
Seventieslinkvinden | Design & Curiosa  | Vintage Interior