Ep. 73: The seventy-third installment of the series
Aired on April 22, 1968
73
Episodes
- Ep. 69 · Episode 69
- Ep. 70 · The seventieth installment of the series
- Ep. 71 · The seventy-first installment of the anime series
- Ep. 72 · The seventy-second installment of the anime series
- Ep. 73 · The seventy-third installment of the series
- Ep. 74 · The seventy-fourth installment of the anime series
- Ep. 75 · The seventy-fifth installment of the anime series
- Ep. 76 · The seventy-sixth installment of the series
- Ep. 77 · The seventy-seventh episode of the anime series