He also accepted a job as principal of Tompkins Observation School in Oakland , California , in 1890 .
While residing in El Dorado County , Markham became a member of Placerville Masonic Lodge .
Markham also accepted a job as principal of Tompkins Observation School in Oakland , California , in 1890 .
While residing in El Dorado County , Markham became a member of Placerville Masonic Lodge .