Manuscripts
Mile 203.5. The Chenoweth-Hoyt tables list this rapid as #19 with a length of 0.2 miles and a drop of 6 ft. The table lists the foot of the rapid at Mile 203.5
You might also be interested in

Rapid No. 23, Chenoweth-Hoyt table. The head is at Mile 202.20 and the drop is 9 ft. in 0.15 miles
Manuscripts
mssMarston papers V012/0231

Head of Rapid No. 19. No. 19 heads at Mile 203.7 and drops 6 ft. in .2 miles
Manuscripts
mssMarston papers V011/0009

Head of Rapid No. 19. No. 19 heads at Mile 203.7 and drops 6 ft. in .2 miles
Manuscripts
mssMarston papers V011/0010

Down to the head of Rapid No. 19. No. 19 heads at Mile 203.7 and drops 6 ft. in .2 miles
Manuscripts
mssMarston papers V011/0008

Down from Mile 190.0. Rapid 42 heads at Mile 190.0 and drops 4 ft. in 0.2 miles
Manuscripts
mssMarston papers V015/0002
