Van Eennam, Weltha McLachlan,  1892- <br/><br/>
Analysis of 157 group annuity plans amended in 1950-54, 
by Weltha Van Eennam and Martha E. Penman. 
 - Washington,  U.S. Social Security Administration, Division of the Actuary,  1956. 
 - iv, 44 p.  tables.  26 cm. 
<br/><br/><label>LCCN: </label>ss 56000113  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Old age pensions--United States.
<br/><br/><label>LC Class. No.: </label>HD7106.U5  / A36 no. 44 
<br/><br/><label>Dewey Class. No.: </label>331.253  368.43*