zephyr4 Posted 18 February , 2014 Share Posted 18 February , 2014 Can anyone give any information on what this would be fitted to and used for, the maker is James a Sinclair & co Ltd model N0 188 dated 1915 it ha a small round mirror fitted in the top tube. Thanks for any info z4. Link to comment Share on other sites More sharing options...
nigelfe Posted 19 February , 2014 Share Posted 19 February , 2014 Used by all artillery, enabled the azimuth aspect of indirect fire laying. The one in your photos has been modified. See http://nigelef.tripod.com/fc_laying.htm Link to comment Share on other sites More sharing options...
zephyr4 Posted 19 February , 2014 Author Share Posted 19 February , 2014 Thanks for your reply. z4 Link to comment Share on other sites More sharing options...
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