Pathe News - recorded and presented really interesting films of invalid carriage rallies.
Please see links to them on YouTube below.

https://youtu.be/QVYQp99vpig?si=bSaHSQb3NsX0abNk
https://youtu.be/WzR2t4F9DU4?si=8yrnrGssgfFoGWLh
https://youtu.be/ACR2MWbjpcE?si=2k2HIO0s6Rocydw4
https://youtu.be/6eYBuHDQceE?si=BcTIpUNyzYaPzAk7