KEY TO 1830 CENSUS
White Males: Columns A and B
column A = white males 0 to under 60.  column B = white males 60 to over 100

representation of first column of numbers:
A-1 = under 5            
A-2 = over    5 and under 10       
A-3 = over  10 and under 15     
A-4 = over  15 and under 20     
A-5 = over  20 and under 30      
A-6 = over  30 and under 40
A-7 = over  40 and under 50
A-8 = over  50 and under 60

representation of second column of numbers:

B-1 = over  60 and under 70

B-2 = over  70 and under 80

B-3 = over  80and under 90

B-4 = over  90 and under 100
B-5 = over 100

White Females: Columns C and D
column C = white females 0 to under 60.  column D = white females 60 to over 100

representation of third column of numbers:
C-1 = under 5          
C-2 = over   5 and under 10    
C-3 = over  l0 and under l5     
C-4 = over 15 and under 20   
C-5 = over 20 and under 30   
C-6 = over 30 and under 40
C-7 = over 40 and under 50
C-8 = over 50 and under 60

representation of fourth column of numbers:

D-1 = over 60 and under 70

D-2 = over 70 and under 80

D-3 = over 80 and under 90

D-4 = over 90and under 100

D-5 = over 100