

images that haunt us






![Leendert Blok :: Floriculture, tulips, flowers, bulbs. Four variegated tulips. Example of early color photography using the Autochrome process. [The Netherlands, about 1930]. | src Nationaal Archief ~ Collectie Spaarnestad and Flow Magazine](https://live.staticflickr.com/65535/52533044827_f3c7e1894c_o.jpg)
Blok applied this first practical color process to photograph flowers for Dutch growers in the Bollenstreek. Using orange, violet and green colored very fine potato starch granules which act as a filter and which are applied to a black and white positive on glass, an image is created that can be viewed as a color slide. | src Nationaal Archief ~ Collectie Spaarnestad and Flow Magazine
![Leendert Blok :: Orange daffodil, Narcissus Queen of Spain. Example of early photography made according to the Autochrome process. [The Netherlands, ca. 1927.] | src Collectie Spaarnestad](https://unregardoblique.com/wp-content/uploads/2022/11/leendert-blok-1895-1986-narcissus-queen-of-spain-ca.-1927-src-box-galerie-crp.jpg)

![Leendert Blok :: Orange daffodil, Narcissus Queen of Spain. Example of early photography made according to the Autochrome process. [The Netherlands, ca. 1927.] | src Collectie Spaarnestad](https://live.staticflickr.com/65535/52534067861_d57667b04f_o.jpg)




