PACKING THE TROUT OVA. 



33 



3 inches in the wooden box. One of the picked grilles is then 

 handed to the operator (Fig. 4), who reverses it in the wooden 

 box (Fig. 5), and by a single movement of the wrist washes off the 

 whole of the ova. An attendant, standing on the left (Fig. 6), 

 receives the empty grille, and carries it away; the operator 



FIG. 4. 



then receives and reverses the next grille, and so on until the ova 

 from twelve grilles have been deposited in the wooden box. The 

 valve of the supply-pipe is then closed by a movement of the left 

 knee, the back-weight steadying the wooden box removed, the box 

 itself pressed gently forward until the end clears the pin, when it 

 is raised and rested above the pin on the frame of the sink. The 

 right knee then opens the valve on the 2-inch pipe, and, as the 



c 



