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xhandy 发表于 2012-7-25 18:01
21钻的华生1872、Edward Howard!玩到这两只基本上就功德完满了。当然还有更夸张的玛瑙夹板华生和超罕有的M ...
原文在此:
One reason the 1872 American Grade are so appealing is the damaskeening patterns. These were the personal property of the operators who had a book of settings for the machine to produce each pattern element they wanted to employ. I am sure they shared them with one another but the factory had no standard patterns. Other factories using the same Stark damaskeening machines, like Rockford for example, used standard patterns.
The high end model 1883 Grade 35 and Crescent St. models also exhibit a wide range of patterns and some of those rival the 1872 models.
The finishing of edges and wheel crossings was always hand work on the highest grades at Waltham. However, it appears that Elgin developed some die striking techniques that resulted in what appear to be polished and rounded crossings but are really stamped. half rounds.
—— Tom McIntyre,director of NAWCC |
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