Bureau of Reclamation manual.

v.3:1-v.4:6; v.5 195u; v.6; v.7; v.8 195u; v.10 195u; v.13; v.14 195u; v.15; v.16 195u; v.17; v.18 195u; v.19; v.20 1950; v.1 1951; v.3 1951; v.4 1951; v.12 1951; v.21 195u; v.23; v.10 pt.2 suppl.1 ch.1 195u; v.10 pt.2 suppl.1 ch.2 195u; v.10 pt.2 suppl.2 ch.1,4 1950; v.10 pt.2 suppl.2 ch.8 1950; v.10 pt.2 suppl.2 ch.9 195u; v.10 pt.2 suppl.2 ch.10 195u; v.10 pt.2 suppl.2 ch.11 195u; v.10 pt.2 suppl.2 ch.12-13 1950; v.10 pt.2 suppl.3 appl.1-3 195u; c.10 pt.2 suppl.3 ch.1-5 1952; v.10 pt.2 suppl.4 ch.1-5 1950; v.10 pt.2 suppl.4 ch.6-9 1950; v.10 pt.2 suppl.5 ch.1-3 195u; v.10 pt.2 suppl.6 ch.1-7 195u; v.10 pt.2 suppl.7 ch.1-2 1950; v.10 pt.2 suppl.8 ch.1-5 1950; v.10 pt.2 suppl.9 ch.1-6 1951; v.10 pt.2 suppl.10 ch.1-2 1951; v.10 pt.2 suppl.11 ch.1-7 195u; v.21 suppl.1 1949; v.21 suppl.2 pt.1-3 195u; v.21 suppl.3 195u; v.21 suppl.4 195u