<![CDATA[PKK Library Search for 'au:"Welby G. Courtney"']]>

<![CDATA[PKK Library Search for 'au:"Welby G. Courtney"']]> /cgi-bin/koha/opac-search.pl?q=ccl=au%3A%22Welby%20G.%20Courtney%22&format=rss2 3 0 200 Control of airborne respirable dust in the face area with water sprays using a full-scale laboratory model ISBN /cgi-bin/koha/opac-detail.pl?biblionumber=404732 By Lung Cheng.

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]]> /cgi-bin/koha/opac-detail.pl?biblionumber=404732 Dust deposition in coal mine airways ISBN /cgi-bin/koha/opac-detail.pl?biblionumber=404748 By Welby G. Courtney.

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]]> /cgi-bin/koha/opac-detail.pl?biblionumber=404748 Frictional lgnition with coal mining bits ISBN /cgi-bin/koha/opac-detail.pl?biblionumber=405696 By Welby G. Courtney.

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