Illinois Society of Architects · Chicago · leaf 516
of end, seasoned; (c) Angle of grain not to exceed slope of1 in 10. NOTE: Knots (a) in No. 1 Common Tim-bers are limited to the same sizes up to 12faces as in the Select Structural grade.On 14 faces they may be 31/2, and on It!faces and wider, a maximum of 4. Theywould, however, seldom exceed the… … SMOKELESS Approved by the Smoke Inspectors of all principal cities. EFFICIENT IN OPERATION a result ofScientific design based on 30 years experience. ECONOMY IN MAINTENANCESections are quickly and easily removed lowering maintenancecost and insuring utmost reliability. O. E. VAPOR-VACUUM HEATING…
Architecture · Building · Architects
Internet Archive · University of Illinois Urbana-Champaign · Public Domain Mark 1.0. Free to use for anything.
