The Architect & engineer of California and the Pacific Coast (1905)
San Francisco, Calif. : Architect and Engineer Co · leaf 421
/(■. Los .lugrlcs .UlUC.hlcl—F-r,,:;,::::- I … I. Los Angeles .Uiiie,Iiiel—liiltiii,ii C.ouule Lorei on E.uavnte.l Channel The Architect and Engineer /^ feet, and again in September with a run of 488 feet under adverse condi-tions. In April the 31-day, 2-shift record for tunnel boring in soft rockwas broken by a run of 529 feet, and in August…
Architecture · Building
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