æt ðə tˈaɪm, hiː ɐtɹˈɪbjuːɾᵻd hɪz lˈaɪthˈɛdᵻdnəs tə ðɪ ɪfˈɛkts ʌv hˈiːt ænd hjuːmˈɪdᵻɾi, bˌʌt lˈeɪɾɚ ɹˈiːəlaɪzd ðˌɐɾɪt wʌz kˈɑːɹbən mʌnˈɑːksaɪd fjˈuːmz fɹʌmðə pˈæɹəfˌɪn hˈiːɾɚ.
At the time, he attributed his light-headedness to the effects of heat and humidity, but later realised that it was carbon monoxide fumes from the paraffin heater.