Capt. Sumcad, Clemente  S. <br/><br/>
The Nautical almanac in celestial navigation / 
Preapared & compiled by Capt. Clemente D. Sumcad and Cdr. Santiago S. Camano. 
 - [vi] 276 p. ;  26 cm. 
<br/><br/><label>ISBN: </label>971-30-0970-3 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Nautical almanac.