Chicago L 4000 Series (early 'Baldie')These are N scale 3D printable files for the Chicago Transit Authority (CTA) 4000 Series "Baldie" in its early, unmodified 1914 as built configuration, with 1950s scheme decals representing the cars from the first series of 4000 series cars (40014250), built by the Cincinnati Car Company in 1914, in their original body form before the modifications that produced the later configuration seen in the companion 4000 Series (Late "Baldie") listing.