Amiran, D H K (ed) Schick, A P (ed) <br/><br/>
Geographical conversion tables 

 - Zurich  International geographical union  1961 
 - 315p.; 22cm. 
 - International geographical union .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geography measurement<br/>Length<br/>Velocity<br/>Weight