In fact , only some original negatives of his early films were lost in that incident .
He assumed that his film collection had succumbed to the fire at the National Film Archives of Mexico ( Cineteca Nacional ) in 1982 .
Only some original negatives of his early films were lost in that incident .
He assumed that his film collection had succumbed to the fire at the National Film Archives of Mexico ( Cineteca Nacional ) in 1982 .