ANNE) 
FIGURE SHOWING FLOW DIAGRAM OF PROCESSES FOR THE REVISION AND 
PRODUCTION OF 1/50,000 WORKING BASE MAP 
OF IBADAN & ENVIRONS 
  
  
  
  
  
  
  
  
  
2 3 
4 Sheets SPOT image Old Maps 
1/25,000 MS - 1/50,000 1/50,000 
MR (CLF) RR (Paper) RR (Paper 
  
  
  
     
       
  
   
    
  
Reduction Camera 
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
    
    
   
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
Set Text 4 Sheets 
Symbols 1/50,000 Duft Out 
RR (CLF) 
| : : 
Mosaic on 
projection sheet : 
MB : | 
Ri AE det >- Up date Bs aS aR Re 
: e Generalisation SON nee eee : 
; MR (Astraf foil) 
"E Y 
Scribe Black Scribe Blue Scribe Brown 
lines . lines lines 
RR (Scribe coat) RR (Scribe coat) RR (Scribe coat) f: : 
et AE eb LENS 
: A rero eran Not : NA Y : : . . : s > . . 
i Y Y | Y Ÿ Y VV 
10 ] [11-12 ] 13 | [14 | Mount 
La Mount Text, Peel Mount Text, L. Peel Text, Legend, 
Legend Area A & B Legend Lakes Paint rd 
RR (Astraf) P RR (Astraf) NN RR (Astraf) P RR (Cut 'n' P) RR (Astraf) P 
mE DUNT buys ST 
s, au, Em 
Out Out Out 
MR (CLF) N MR (CLF) N MR (CLF) N 
  
  
  
      
  
    
  
  
  
  
  
  
  
  
  
  
= 
25 26 27 
m Combine Combine 26 Combine 27 Combine 
Positive BLACK Positive BLUE Positive BROWN Positive GREEN 
MR  (CLF) MR (CLF) MR (CLF) MR (CLF) 
RR: Right Reading P: Posititve V1: Light Forest 
MR: Mirror Reverse N:Negative V2: Woodland 
CLF: Clear Line Film | V3: Open Grassland 
Fore 
ABSTR 
A for 
dista 
estim 
were 
was 
class 
well 
SÈrue 
Veget 
and 
monit 
other 
few 
Spect 
stage 
refle 
be ei 
in 
helic 
succe 
(Pete 
Peter 
traje 
throu 
radia 
Lands 
'TM55 ( 
1996) 
incre 
(name 
of 5) 
S65 or 
et al 
inm t 
ident 
using 
seaso 
to de 
on! 
the 
and 
traje 
image 
A tes 
fores 
islan 
in: tk 
tempe 
rich