After the end credits of episode #1686 (aired in the summer of 1995) a disclaimer appeared that said: 'Dedicated to our friend and colleague, Chef Brockett, with deep affection and gratitude", due to the passing of Don Brockett (Chef Brockett) in May, 1995.
Following the end credits of episode #1740 (aired in late 1998), a message appeared that read, "Dedicated to our colleague and friend, Bob Trow, with deep gratitude and affection". Bob Trow had passed away November 2, 1998, before the week of episodes aired.
Following the end credits of episode #1610, which aired in mid 1989, a message appeared that said, "We dedicate the production of Josepine the Short-Neck Giraffe to our good friend and opera maker, John Reardon, whose excellence as a singer and as a person will contine to inspire us all forever." John Reardon had passed away in early 1989.
Right before the opening credits for the 1979-2001 episodes, a blue screen appeared and a male voiceover announced the sponsors. "The people who gave the money to make Mister Rogers' Neighborhood, are the people of...". In the 1967-1975 episodes, there was no blue screen credits at the beginning or end. Instead, the sponsors were announced over the end credits.
The week of episode #1476, aired in 1981, was the only week of programs during the modern era (1979-2001) not to feature the theme title ("Divorce", in this case) following the show's main title in the opening credits.
Following the credits of episode: "Sharing #1715", a disclaimer appeared that said, "Family Communications Inc. dedicates this week of programs to John Costa, who shared his friendship and musical genius with us for many years". Johnny Costa had passed away in mid-1996, nearly one year before this episode aired.
The episode number in the older episodes did not appear until immediately following the end credits. A screen would appear with the logo on the top, the trolley off to the left, and the episode number hung on a sign hanging on the show logo. This was used for episodes 1001-1460. And then, beginning with the 1500s episodes, the number was now shown on screen in the opening.
During the end credits of Show #1425, Lady Elaine Fairchilde (A puppet performed by Fred Rogers) was credited as a 'neighbor'. Chuck Aber, who performed H.J. Elephant III in the show, was credited as H.J. Elephant III.
Right before the end credits of "Conflict" #1525, a message appears on screen that says, "And they shall beat their swords into plowshares. And their spears into pruning forks; Nation shall not lift up sword against nation. Neither shall they learn war anymore".