Marco and his monkey...

Marco clay figurine, ?, 1980

The girl from the Alps, the boy from the Alps and the kid with the monkey...

Heidi, Girl of the Alps (アルプスの少女ハイジ Arupusu no Shōjo Haiji?) is a 1974 anime series by Zuiyo Enterprises based on the Swiss novel Heidi's Years of Wandering and Learning by Johanna Spyri (1880). It was directed by Isao Takahata and features Yoichi Kotabe (character design and animation director), Toyoo Ashida (co-character design and animation director), Yoshiyuki Tomino(storyboard), and Hayao Miyazaki (scene design and layout).

Pedro, IMI (or "MI" ?), Spain, 1975

Heidi, IMI (or "MI" ?), Spain, 1975

Heidi is one of several World Masterpiece Theater titles produced around the "classical children's literature period" (1974–1997), based on classic tales from around the world.

3000 Leagues in Search of Mother (母をたずねて三千里 Haha o Tazunete Sanzenri?) is a Japanese anime television series directed by Isao Takahata and aired in 1976. It is loosely based on a small part of the novel Heart (Cuore) by Edmondo De Amicis, i.e. the monthly tale (racconto mensile) From the Apennines to the Andes (Dagli Appennini alle Ande), widely expanded into a 52-episode epic.

Marco, IMI (or "MI" ?), Spain, 1970's 

The series was dubbed into several languages and became an instant success in some countries, such as Portugal, Brazil, Spain,Venezuela, Colombia, Germany, Chile, Turkey, the Arab world and Israel. In Hebrew, the series is called HaLev(הלב), meaning The Heart (the name of the novel which the series is based on, and which itself was translated in Hebrew and used to be very popular in 1990s Israel). In some European and in Latin American countries the series is simply known as Marco. In Arabic the series was a huge success, it was called "Wada'an Marco" ("وداعاً ماركو"), meaning "Goodbye Marco".

(Source: Wikipedia)