As a 1913 silent documentary about bridge construction, 'Die Rheinbrücke bei Maxau' does not feature any identifiable LGBTQ+ characters or themes. The film's content is purely factual and observational, without a narrative structure that would allow for such portrayals.

Based on the provided information, the film 'Die Arbeit des deutschen Eisenbahners' does not contain identifiable transsexual characters or themes. Therefore, an evaluation of its portrayal is not applicable.

The movie does not contain any action or adventure elements.

This 1937 film is a documentary about the Rhine Bridge at Maxau. Documentaries typically do not feature fictional or historical characters whose gender could be swapped from established canon or history.

This 1937 film, titled 'The Rhine Bridge at Maxau,' is an original production. There is no evidence of it being an adaptation of source material with canonically established characters whose race was later changed, nor does it feature historical figures whose race was altered.