Heinrich Großbongardt

Heinrich Großbongardt is not mentioned in either of the provided news articles. The articles discuss a Eurowings plane making an emergency landing in Hamburg due to engine trouble and the increasing number of Qatar Airways planes being stored in a Spanish aircraft graveyard due to the impact of conflict in the Gulf region. Therefore, it is impossible to provide any information about Heinrich Großbongardt based on the given context. The articles do not offer any information about his background, current relevance, or any recent events related to him.