What is the fine-grained topic of the following text: Ironically, I was reading a 1962 story on the advent of fiberglass poles in pole vaulting, where they touted the new MEN’S world record of 16’ 1.25”, at the very moment I was watching Russia’s Elina Isinbaeva break the WOMEN’S Pole Vault World Record in Beijing with 16’5.5”. Only return the topic.
Comparison of Pole Vault Records from 1962 and 2008