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refilling. It is very popular, because, as a rule, it is avoided by sparrows. 

 The apparatus is to be had of Scheid, as well as " food-nets."* 



The " food-bell " can be fixed on trees as well as on buildings, 

 posts, windows, etc., in the way shown in Figure 9. The hooked 

 rods sent with the bell are screwed in firmly at a suitable distance. 



FIG 8. SECTION OF " FOOD-BELL." 



a. Food-dish. c. Food reservoir 



6. Tube d. Metal bell. 



The apparatus is hooked on to the ring of the upper rod, while the 

 ring under the dish is fastened with a wire to the lower rod, to prevent 

 the bell from swaying too violently. 



* Small fir twigs, covered with food, can be used instead of the " food-nets." 



F 2 



