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Library of Congress
Search Library of Congress by triple pattern
subject
predicate
object
Matches in Library of Congress for
{ ?s ?p Rockwell hardness.. }
Showing items 1 to 2 of
2
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100
items per page.
2001330029
subject
"
Rockwell hardness.
"
.
76358382
subject
"
Rockwell hardness.
"
.
