Van Landewijk, J. E. J. M. <br/><br/>
What was the original aggrey bead?  (a new aggrey bead hypothesis). 

 - p. 89-99. 
<br/><br/>Abstract from Ghana Journal of sociology, vol. 6, n°2 (october 1970) & vol. 7, n° 1 (february 1971) 
<br/><br/><label>Index Terms--Genre/Form: </label>--Offprints