78°s 
| | i 
-l 
McMURDO 
SOUND 
uy 
SS 
76°s 
76°s 
Ege \ nlp YooYousg ico Pm Puter ico 
FR at ore 04 (eateries) pasar 
Tans [Dos mee 07 coratan ica) 
SEES OCT) 
PER) Ccmmteate or ft lay 
a 
A A 
Cr Hd 
=e 
Puddles: Gomineat 
74°s 
am 
symlontias of ssh, brash, and BICC wae Crack 
aymtenths of small and modium flees 
oymtentes of giant foes and Fld 
A lester — many (>) id 72°S 
A, leaders — tow (<20) 
@& Borgy bits ond growlers (>20) 
Unnit of observed dats. Berty bits and growlers (<20) 
72s 
70s 
70s 
172°w 180° 172°E 164°E 
156°W 164°W 172°W 180° 172°E 164 °F 156°E 
78°s 
76°s 
‘SF dormant, % secondary 
Sm Skah Wa Wister ico 
YexYoung ice PleePolar ice 
SS ro) LS 
Caamples: aon wt Camica uniformly snow covered 
[ETT] 05 to 07 (erotica) Damsnow cover in drifts 
; (Ome snow cover present 
SST) re Ponca 
FEE) (coat or tats) : ‘AA Raed ice : °. 
ecoranera paliaer ey 7 thes 
(COVERAGE BY SIZE] 
a 000 Hummechs 
Co Extent: H=very extensive CN 0.8 SLUSH 
Lalew present 
,=tenths of small and medium flows When no entry appears beneath 
(8, = tenths of giant floes and field symbol extent is moderate. 
ICE_OF LAND ORIGIN Examples: 
A. kerberps— many (> 20) PO very exesive ging 
ae Ailesherns— Kew (<2) AA moderate rafting 
-—— Gatimated @& Bargy bits ond growiers (>20) 
+ © Unni of chserved data © Berny bits and growlers (<20) pa pemeeess 
725 
18 NOVEMBER 1960 Hl 
172°w 180° 172°E 164°E 
FIGURE 64. RESULTS OF AERIAL ICE RECONNAISSANCE, ROSS SEA 
94 
