Circular 23 - Reference Index 
73 
Filing cabinets 
subject to Lyctus 
beetle injury. .6-3- 
Fills (hydraulic) 
mosquito breeding 
places (illus. ) 
7-12. 
Fire buckets 
borax to prevent 
mosquito breeding 
7-18; 21-10. 
mosquito breeding 
places 7-3,9. 
Fire escapes (wooden) 
clearance from soil 
to prevent termites 
2-18. 
Fire hazards 
ants 15-4- 
First aid 
black widow spider 
victims 15-24. 
fumigation victims 
22-8. 
Flood water 
mosquito breeding 
places 7-3. 
Floors 
ants that breed 
beneath 15-5. 
cement 
construction to 
prevent termites 
2-21. 
cracks 
control of body 
lice with cresol 
21-24. 
hardwood 
subject to Lyctus 
beetle injury 6-3. 
protection from ter- 
mites 2-21,22; 2A-4. 
surface applications 
to .control 
Lyctus (powder-post) 
beetles 
6-11; 21-79. 
tent 
hiding place of 
scorpions. . .15-27. 
treatment to control 
tropical rat mite 
15-19. 
Flour 
chloropicrin deleter- 
ious to 22-12 . 
Flour mills 
source of grain mite 
infestation. . .15-20. 
Flower vases 
mosquito breeding 
place 7-9. 
Food containers 
ant prevention. .15-6. 
Food establishments 
source of "grocer's 
itch" 15-20. 
Food supplies 
attract Argentine ant 
15-4. 
attract Pharaoh ant 
15-5. 
contamination 
arthropods. . . .15-2. 
blowflies 8-14. 
cockroaches. . .11-2. 
food insects. . .4-1. 
