The original batten seam copper roof on this Upper Michigan high school (formed over 1″ x 1″ oak battens, 3′ on center) was installed 100 years ago using 16 oz…
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The original batten seam copper roof on this Upper Michigan high school (formed over 1″ x 1″ oak battens, 3′ on center) was installed 100 years ago using 16 oz…