6509, Nests of the 
Sparrow- weaver 
Plocepasser mahali . 
near Livingstone, 
Northern Rhodesia, 
July 21, 1957. 
6510. My driver and 
car for a day along 
the Zambesi River. 
July 21, 1957 
'4 ; / - V' r;-. -v,>v 
