Use CCH IntelliConnect Citator to answer the following questions:
a. Find the discontinued Miscellaneous MS 347; 1950-1 C. B. 281 ruling. (Hint: use CB citation to find it.) What is its current standing and why?
b. Find court decision 93 T. C. 67. Give the name of the case and all its parallel citations.
c. Find Treasury Decision 9568. Give the date it was filed with the Federal Register, Code sections to which it applies, and the dates of any corrections.