OCR Text |
Show far encountered ; it took 49 half an hour for getting both boats across that bar ; big boat put its motor in low and plowed through . ( ( B R ) . 219-220 . ) Depths . at outside bends more or less uniform ; say three to four feet . ( R . 220 . ) That ruling depth in ( cban- cban ) nels where they lie next ( to -4-0 ) the outside . The flow is generally lower during November , ( De- De ) cember , January , and February , than during ( Octo- Octo ) ber . ( R . 220 ) ( Plow Flow ) less September to April . ( R . 220-221 . ) ( "While While While ) he was in there the mean flow of the ( Colo- Colo ) rado River was 3,900 ( second-feet secondfeet ) . ( R . 2252 235 . ) A study of the ( stream-flow streamflow ) records shows that ( on oil ) an average , 205 days in each year , the flow is less than that amount . ( R . 221 . ) On average there have been 22 days in October , 29 days ( in ill ) November , 31 days in December , 30 days in January , 27 days ( in ill ) February , 27 days in March , 3 days in April , ( 1 I ) day in July , 15 days ( in ill ) August , and 21 ( dajrs days ) in September when flow was less than that amount . ( R . 221 . ) For ( two-thirds twothirds ) of the year the Colorado River has a flow less than when he was there , and a third of the year a flow larger than that amount . ( Prob Prob- Prob ) ably ( one-half onehalf ) less during the months of December , January , and February . ( R . 222 . ) His trip not made at abnormal time of year . More water when he was there ( than th4ii ) there is ( ordi- ordi ) narily in October . ( R . 223 . ) ( 33307-31-voL 3330731voL ) 1- |