Season 4 Episodes
1. Episode 1
March 3rd, 1973
2. Episode 2
March 10th, 1973
3. Episode 3
March 17th, 1973
4. Episode 4
March 24th, 1973
5. Episode 5
March 31st, 1973
6. Episode 6
April 7th, 1973
7. Episode 7
April 14th, 1973
8. Episode 8
April 21st, 1973
9. Episode 9
April 28th, 1973
10. Episode 10
May 5th, 1973
11. Episode 11
May 12th, 1973
12. Episode 12
May 19th, 1973
13. Episode 13
May 26th, 1973
14. Episode 14
June 2nd, 1973
15. Episode 15
June 9th, 1973
16. Episode 16
June 16th, 1973
17. Episode 17
June 23rd, 1973
18. Episode 18
June 30th, 1973
19. Episode 19
July 7th, 1973
20. Episode 20
July 14th, 1973
21. Episode 21
July 21st, 1973
22. Episode 22
July 28th, 1973
23. Episode 23
August 4th, 1973
24. Episode 24
August 11th, 1973
25. Episode 25
August 18th, 1973
26. Episode 26
August 25th, 1973
27. Episode 27
September 1st, 1973
28. Episode 28
September 8th, 1973
29. Episode 29
September 15th, 1973
30. Episode 30
September 22nd, 1973
31. Episode 31
September 29th, 1973
32. Episode 32
October 6th, 1973
33. Episode 33
October 13th, 1973
34. Episode 34
October 20th, 1973
