March 25, 1930. 
Gentlemen: 
Enclosed please find a statement of the amount due the 
Institution for publications furnished to you from time to 
time during the past several years. As no remittance has 
been received from you on this account it is thought that 
you might care to take the matter up in order that our records 
may be brought up to date. 
Please give this matter prompt attention. 
Very truly yours, 
H. W. Dorsey, Chief Clerk 
Messrs. Wheldon & Wesley, Ltd., 
2, 3, 4, Arthur St., New Oxford Street, 
London, W. C. 2, England. 
April 11, 1930 
Gentlemen: 
Since writing to you on March 25, the Institution has 
received from you two orders for publications. These are 
being forwarded and another statement is enclosed with these 
two items added. It is regretted that we will be unable to 
fill additional orders from you until payment is received on 
this account which has been outstanding for several years, 
unless remittance accompanies the order. 
Very truly yours, 
.. H. W. Dorsey, Chief ^lerk. 
Messrs. Wheldon & Wesley, Ltd., 
2, 3, 4 Arthur St., New Oxford Street, 
London, W, C. 2, England. 
Gentlemen: 
May 29, 1930 
Since writing to you on April 11. the Institution has 
received your order No. B 250, dated April 15, for 5 copies 
of Smithsonian Physical Tables. As no reply has been received 
