Describir: AIC color 89 proceeding of the 6th Session of Association Internationale de la Colour, Buenos Aires, Argentina :

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| |/\| ||  | / \ || | |/\| ||   \ ` //     / //   | || | ||  `____ `  
|  /\  ||  | \_/ || |  /\  ||    | ||     / //__  | \\_/ ||  /___//   
|_// \_||   \___//  |_// \_||    |_||    /_____||  \____//   `__ `    
`-`   `-`   `---`   `-`   `-`    `-`'    `-----`    `---`    /_//     
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