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 The Walking Question Mark: Newsletter of the Grand River Heritage Mines Society, Dec 1995     The Grand River Heritage Mines Society was active from 1993 through 2005 with the goal of identifying and documenting all of the historic mines located within the Grand River valley. These newsletters document their activities, including archaeological digs and research into mine history. This issue includes a report on a …

 The Walking Question Mark: Newsletter of the Grand River Heritage Mines Society, Mar 1996     The Grand River Heritage Mines Society was active from 1993 through 2005 with the goal of identifying and documenting all of the historic mines located within the Grand River valley. These newsletters document their activities, including archaeological digs and research into mine history. This issue includes a summary of activities …

 The Walking Question Mark: Newsletter of the Grand River Heritage Mines Society, Jun 1996     The Grand River Heritage Mines Society was active from 1993 through 2005 with the goal of identifying and documenting all of the historic mines located within the Grand River valley. These newsletters document their activities, including archaeological digs and research into mine history. This issue includes information about the Westroc …

 The Walking Question Mark: Newsletter of the Grand River Heritage Mines Society, Sep 1996     The Grand River Heritage Mines Society was active from 1993 through 2005 with the goal of identifying and documenting all of the historic mines located within the Grand River valley. These newsletters document their activities, including archaeological digs and research into mine history. This issue includes information a report from …

 The Walking Question Mark: Newsletter of the Grand River Heritage Mines Society, Dec 1996     The Grand River Heritage Mines Society was active from 1993 through 2005 with the goal of identifying and documenting all of the historic mines located within the Grand River valley. These newsletters document their activities, including archaeological digs and research into mine history. This issue includes field trip reports by …

 The Walking Question Mark: Newsletter of the Grand River Heritage Mines Society, Mar 1997     The Grand River Heritage Mines Society was active from 1993 through 2005 with the goal of identifying and documenting all of the historic mines located within the Grand River valley. These newsletters document their activities, including archaeological digs and research into mine history. This issue includes a report on the …

 The Walking Question Mark: Newsletter of the Grand River Heritage Mines Society, Oct 1994     The Grand River Heritage Mines Society was active from 1993 through 2005 with the goal of identifying and documenting all of the historic mines located within the Grand River valley. These newsletters document their activities, including archaeological digs and research into mine history. This issue includes summaries of the Society's …

 The Walking Question Mark: Newsletter of the Grand River Heritage Mines Society, Sep 1995     The Grand River Heritage Mines Society was active from 1993 through 2005 with the goal of identifying and documenting all of the historic mines located within the Grand River valley. These newsletters document their activities, including archaeological digs and research into mine history. This issue includes summaries of the Society's …

 The Walking Question Mark: Newsletter of the Grand River Heritage Mines Society, Mar 1995     The Grand River Heritage Mines Society was active from 1993 through 2005 with the goal of identifying and documenting all of the historic mines located within the Grand River valley. These newsletters document their activities, including archaeological digs and research into mine history. This issue includes summaries of the Society's …

 The Walking Question Mark: Newsletter of the Grand River Heritage Mines Society, Jul 1994     The Grand River Heritage Mines Society was active from 1993 through 2005 with the goal of identifying and documenting all of the historic mines located within the Grand River valley. These newsletters document their activities, including archaeological digs and research into mine history. These newsletters were provided courtesy of the …

 The Walking Question Mark: Newsletter of the Grand River Heritage Mines Society, 13 Nov 1993     The Grand River Heritage Mines Society was active from 1993 through 2005 with the goal of identifying and documenting all of the historic mines located within the Grand River valley. These newsletters document their activities, including archaeological digs and research into mine history. This issue includes a map of locations …

 The Walking Question Mark: Newsletter of the Grand River Heritage Mines Society, Jan 1994     The Grand River Heritage Mines Society was active from 1993 through 2005 with the goal of identifying and documenting all of the historic mines located within the Grand River valley. These newsletters document their activities, including archaeological digs and research into mine history. These newsletters were provided courtesy of the …

 The Walking Question Mark: Newsletter of the Grand River Heritage Mines Society, Apr 1994     The Grand River Heritage Mines Society was active from 1993 through 2005 with the goal of identifying and documenting all of the historic mines located within the Grand River valley. These newsletters document their activities, including archaeological digs and research into mine history. This issue includes an article on gypsum, …

 The Walking Question Mark: Newsletter of the Grand River Heritage Mines Society, Jun 1997     The Grand River Heritage Mines Society was active from 1993 through 2005 with the goal of identifying and documenting all of the historic mines located within the Grand River valley. These newsletters document their activities, including archaeological digs and research into mine history. This issue includes a report on the …

 The Walking Question Mark: Newsletter of the Grand River Heritage Mines Society, Sep 1999     The Grand River Heritage Mines Society was active from 1993 through 2005 with the goal of identifying and documenting all of the historic mines located within the Grand River valley. These newsletters document their activities, including archaeological digs and research into mine history. This issue includes field trip reports by …

 The Walking Question Mark: Newsletter of the Grand River Heritage Mines Society, Dec 1999     The Grand River Heritage Mines Society was active from 1993 through 2005 with the goal of identifying and documenting all of the historic mines located within the Grand River valley. These newsletters document their activities, including archaeological digs and research into mine history. This issue includes a brief news piece …

 The Walking Question Mark: Newsletter of the Grand River Heritage Mines Society, Mar 2000     The Grand River Heritage Mines Society was active from 1993 through 2005 with the goal of identifying and documenting all of the historic mines located within the Grand River valley. These newsletters document their activities, including archaeological digs and research into mine history. This issue includes an article on the …

 The Walking Question Mark: Newsletter of the Grand River Heritage Mines Society, Jun 2000     The Grand River Heritage Mines Society was active from 1993 through 2005 with the goal of identifying and documenting all of the historic mines located within the Grand River valley. These newsletters document their activities, including archaeological digs and research into mine history. This issue includes an article on the …

 The Walking Question Mark: Newsletter of the Grand River Heritage Mines Society, Sep 2000     The Grand River Heritage Mines Society was active from 1993 through 2005 with the goal of identifying and documenting all of the historic mines located within the Grand River valley. These newsletters document their activities, including archaeological digs and research into mine history. This issue includes a field trip report …

 The Walking Question Mark: Newsletter of the Grand River Heritage Mines Society, Dec 2000     The Grand River Heritage Mines Society was active from 1993 through 2005 with the goal of identifying and documenting all of the historic mines located within the Grand River valley. These newsletters document their activities, including archaeological digs and research into mine history. This issue includes: an article on the …