crossbuck rail crossing sign against a cloudless sky

american and antique black bucks cargo cars cattle cloudless coal contrast contrasts county cross crossbuck crossing danger dangerous display dotted early electric gray grey harken historical history hope jersey lambertville letters listen location look marks metal museum new non not object oil oxidation pale passenger passing pennsylvania polka post produce quietude rail rust rustic rusty safety sign signage sky symbol symbolism system time tourism trains transport transportation travel vintage warn warning white