Eider: Mast Timber Posted on March 16, 2012March 16, 2012 by coffeeadmin March 16, 2012; 10:00 am – 2:30 pm; day #73. Today I drilled the mast timber to fit the tabernacle. Then I shaped the fir mast timber to the plan specs and put the first coat of varnish on. [Show picture list]