Section 835a, acts May 27, 1937, ch. 269, 2, 50 Stat. 210; Mar. 10, 1943, ch. 14, 57 Stat. 14; Sept. 26, 1950, ch. 1048, 1(1), (2), 64 Stat. 1037; Sept. 2, 1957, Pub. L. 85–264, § 1(a)(c), 71 Stat. 590, related to the use of project appropriations for irrigation features; appraisals and reappraisals of lands; contracts with subdivisions of state; irrigation blocks; boundaries as determining right to water; temporary delivery to excess lands; definition of owners, community property; necessity of execution of recordable contract; contractual requirements; filing of instruments. Section 835b, acts May 27, 1937, ch. 269, 3, 50 Stat. 210; Mar. 10, 1943, ch. 14, 57 Stat. 18; Sept. 26, 1950, ch. 1048, 1(3), 64 Stat. 1037, related to consideration for conveyance of lands.