Final answer:
The exact statement from Leinhart Fronsperger's publication regarding how a trumpeter should be is not provided in the reference material. However, historical context indicates trumpeters played vital roles in military and ceremonial situations. A direct citation from Fronsperger's work is required for a precise answer.
Step-by-step explanation:
A German publication by Leinhart Fronsperger in the middle of the 16th century states that "a trumpeter should be..." The text suggests the importance of the trumpeter in historical military and cultural contexts. However, the exact description of how a trumpeter should be according to Fronsperger is not provided in the question or the provided reference texts. To give a precise answer, it is necessary to have the direct citation from Fronsperger's publication outlining the author's views on the qualities or roles of a trumpeter.
Despite the absence of this specific detail, trumpet players, often depicted in historical texts and artworks, were integral to conveying signals in military operations, announcing the presence of nobility, and participating in ceremonies and festivities during that era. Various uses of trumpets and their significance can be drawn from historical documents and artistic representations throughout different cultures and periods, from ancient military campaigns to Renaissance courts.