Day 1,360: reciprocal

The two of countries have made a reciprocal trade agreement. Either this part or that will fit just as well: they are reciprocals. 

Artwork of the day 
The reciprocal of dancers
Koloman Moser
Original Title: Die Reciproken Tänzerinnen
Date: 1901
Style: Art Nouveau (Modern)
Genre: design
Dimensions: 25 x 30 cm

Word of the day 
reciprocal: done or given responsively or in return; afffecting both parties; mutual; a counterpart 

Quote of the day
“If God created us in his own image, we have more than reciprocated."
(Notebooks)”
― Voltaire