(wikipedia link)
(official website)

1925(?) Camera de Agricultura
2L red
3L green
5L violet
192? Camera de Comert
5L red
20L blue  
193? Camera de Comert
5L red
10L brown
20L blue
30L purple violet
192?  Timbru de control
orange on yellow paper
   On document
?  Timbru de control pentru paine
courtesy: Valentin Robu
Control stamp for bread                                          And, with help of pen... just a control stamp!