A Second Bird Survey 45 



town, D. C, and from Cabin John Bridge, Maryland, to 

 Wasliing-ton, D. C, 14 miles; on foot, 17 miles, from George- 

 town, D. C, along the Virginia side of the Potomac to Chain 

 Bridge, Virginia ; and on the opposite side of the Potomac 

 from Chain Bridge, D. C, to Cabin John Bridge, Maryland. 

 Character of country traversed : dry woodland, 30 per cent ; 

 wet woodland, 20 per cent; forest borders, 3(3 per cent; fields 

 and- roads, 5 per cent; rocky ledges and brushland, 8 per cent; 

 marshland, 1 per cent. Total distance traveled, 31 miles. 

 Time in field, 3 :50 a. m. to 3 :00 p. m. Total number of spe- 

 cies observed, 85 ; individuals, 1517. H. H. T. Jackson. 



6. — Rosslyn, Virginia, to Arlington and Four-mile Run, 

 Virginia. Traveled by automobile from Georgetown, D. C, 

 to Four-mile Run and return, 10 miles ; on foot, 8 miles, from 

 Rosslyn, Virginia, to Arlington' Cemetery, Hume Station, 

 Relee, and Four-mile Run, Virginia. Character of country 

 traversed : riverside, marshes, and thickets, 10 per cent ; wood- 

 land, 10 per cent; open fields and roads, 50 per cent. Total 

 distance traveled, 18 miles. Time in field, 7 :00 a. m. to 5 :30 

 p. m. Total number of species observed, 83 ; individuals, 

 1131. William Palmer. 



7. — Woodridge, D. C, Washington, D. C, and New Alex- 

 andria to Dyke and Falls Church, Virginia. Traveled by 

 electric car from Woodridge, D. C, to New Alexandria, Vir- 

 ginia, and from Falls Church, Virginia, to Woodridge, D. C, 

 27 miles; on foot, 25 miles, about Woodridge; in the Mall of 

 the citv of Washington ; from New Alexandria, Virginia, to 

 Dyke, Virginia, and thence across country to Falls Church, 

 Virginia, by way of Cameron Run and Holmes Run. Char- 

 acter of country traversed : woodland, 50 per cent ; fields, 

 35 per cent ; marsh, 10 per cent ; river, 5 per cent. Total dis- 

 tance traveled, 52 miles. Time in field, 4:05 a. m. to 

 9 :35 p. m. Total number of species observed, 97 ; individu- 

 als, 1189. Francis Harper. 



8. — Wellington, Virginia, to Dyke and Oaks, AHrginia. 

 Traveled by electric car from Wellington, Virginia, to Wash- 

 ington, D. C, 13 miles; on foot, 9>^ miles, from Wellington, 



