I found them in the 1930 census in Lake Charles Twp. in the County of Calcasieu.
Landry, Edward- head- age 70
------ Virginia- wife- age 48
------ Walter- son- age 21
------ Albert- son- age 19
------- Edward Jr.-son- age 16
------- Valerie- daughter- age 13
------- James-son-age 11
------ Wilfred- son -age 9
------- Freddie- son- age 4
------- Julia- daughter- age 6