Conversation so far:
Why did August Strindberg die?
August Strindberg became sick with pneumonia and he never recovered completely. He also began to suffer more clearly from a stomach cancer.
What did August Strindberg die from?
Stomach cancer
What kind of funeral did August Strindberg have?
August Strindberg had given strict instructions concerning his funeral and how his body should be treated after death.
What kind of instructions did August Strindberg give?
Only members of August Strindberg's immediate family were allowed to view his body, there would be no obduction, no photographs were taken, and no death mask was made.

Question: Why did he not want anyone else but family coming to his funeral?
Self-contained rewrite: Why did August Strindberg not want anyone else but family coming to his funeral?