If you're referring to Arlington National Cemetery in Virginia, there's a military grave locator here:
http://gravelocator.cem.va.gov/j2ee/servlet/NGL_v1 However, I don't see any likely matches for either of them.
Social Security Death Index
Ursula Danks
Last residence & last benefit: Universal City, Bexar Co., Texas
Born 10 Dec. 1890
Died Oct. 1979
Soc. Sec. No. issued in Pennsylvania before 1951
Texas Death Index
Ursula Danks
Died 16 Oct 1979 in Bexar Co.
Gender: Female
Passenger list for SS United States from Southampton & Le Havre, France to New York, arriving 13 Dec. 1956
Danks, Ursula F., US Citizen passport # 118123, address c/o Ellis, 329 A Crum Lynne, Pa.
1930 Census, Haverford, Delaware Co., Pennsylvania, 680 Port (?) Redding Road
Danks, Joshua, head, rents home for $40, does not live on a farm, male, white, age 42, married, age at 1st marriage - 29, able to read & write, born Eng., parents born Eng., immigrated 1929, alien, reception clerk - coal company, not a veteran
Danks, Ursula, wife, female, white, age 39, married, age at 1st marriage - 26, able to read & write, born Scotland, parents born Scotland, immigrated 1929, alien, no occupation
Danks, Eric G., son, male, white, age 12, attending school, able to read & write, born Eng., father born Eng., mother born Scotland, immigrated 1929, alien
Danks, Patricia, daughter, female, white, age 5, attending school, able to read & write, born Eng., father born Eng., mother born Scotland, immigrated 1929, alien
WWII Draft Registration Card
Joshua Danks
7250 "A" Glen Thorne Rd., Upper Darby, Del. Co., Pa.
No telephone
Age 55, born 28 Sep. 1886 in Lancashire Co., England
Person who will always know his address - Mrs. Ursula Danks
Employer - General Coal Co., 2500 Fidelity - Phila. Trust Co., Philadelphia, Penna.
Place of employment - 123 South Broad St., Philadelphia, Pennsylvania
