"Belle Époque" -- In French, adjectives go before the modified Noun -- acronym BANGS

feu in "feu votre père" --  where else would the [feu]  go?
           Maybe it's from a rule like this:
In French, adjectives that typically go before the noun (modified noun) can be categorized with the acronym BANGS which stands for:
Beauty (Beauté):  Adjectives describing beauty or aesthetics often come before.
                Ex: Une belle robe (A beautiful dress)
Age (Âge):  Adjectives related to age usually precede the noun.
                  Ex: Un jeune homme (A young man)
Number (Nombre):  Ordinal and cardinal numbers (first, second, three) generally come before.
              Ex: La deuxième porte (The second door) /
                   Trois chats (Three cats)
Goodness (Qualité):  Adjectives expressing positive or negative qualities often go before.
               Ex: Une bonne idée (A good idea) /
                   Un mauvais comportement (Bad behavior)
Size (Taille):  Adjectives describing size typically precede the noun.
                 Ex: Une petite maison (A small house)