| Year | 1959 | Color | Gleaming Black | | | | | |
| Birthplace | Chicago, Illinois | Factory Options | N/A | | | | | |
| Manufacturer | The Harmony Company fopr Sears, Roebuck And Co. | Case Mfd. | N/A | | | | | |
| Model | 57 A 1446L | Case Exterior | Chipboard 2-Tone Dark Grey/Cream | | | | | |
| Serial # | Factory Stamp – 85H62 FL-59-JW Made In USA | Case Interior | Red Felt, Neck Pocket, 3 Latches, 3 Hinges (2 metal 1 leather) | | | | | |
| Serial # Location | Inside Body Cavity | Case Extras | | | | | | |
| Original Price | $159.95 | | | | | | | |
| Specifications | | | | | | | | |
| Overall | | | | | | | | |
| Type | Two Pickup Electric Archtop, Single Cutaway, Right Handed | Body Length | 19 5/8″ | | | | | |
| Weight | 6lb.5oz. | Body Depth | 2″ | | | | | |
| Scale | 24 1/4″ | Upper Bout Width | 11 3/8″ | | | | | |
| # Of Strings | 6 | Waist Bout Width | 9 1/2″ | | | | | |
| Total Length | 40 1/4″ | Lower Bout Width | 15 5/8″ | | | | | |
| Construction | | | | | | | | |
| Body | | | | | | | | |
| Body Type | Fully Arched, Semi-Hollow-body, Harmony Style F-Holes | Body Binding | 5-ply W/B Celluloid Front, 1-ply White Celluloid Back | | | | | |
| Top | Curly Maple Laminate | f-hole Binding | N/A | | | | | |
| Back | Curly Maple Laminate | Bracing | Maple Block Under Bridge | | | | | |
| Sides | Curly Maple Laminate | Finish | Nitrocellulose Lacquer | | | | | |
| Neck | | | | | | | | |
| Neck Detail | Maple | Side Marker | 7 Black Dot Stamp, 3,5,7,9,12,15,17 | | | | | |
| Neck Profile | C | Nut | Vinyl | | | | | |
| Neck Depth | 1st Fret .967″, 12th Fret 1.034″ | Nut Width | 1 3/4″ | | | | | |
| Neck Attachment | Bolt-on | 12th Fret Width | 1 7/8″ | | | | | |
| Neck Heel Cap | N/A | Truss | Dual Steel Rod “Torque-Lok” | | | | | |
| Fingerboard | Ebonized Maple | Truss Adjustment | Headstock Access 9/32″ Nut | | | | | |
| Fingerboard Radius | 12″ | Truss Adj. Cover | Harmony Style White Celluloid, 3-screws Affixed MADE IN U.S.A. Decal | | | | | |
| Fingerboard Binding | Fully Bound, 3-ply W/B/W Celluloid | Peghead Profile | Harmony Wide Paddle 3×3 | | | | | |
| Frets | .076″ Nickle Silver | Peghead Veneer | N/A | | | | | |
| Fret Count | 20 | Peghead Binding | N/A | | | | | |
| Position Marker | 7 Large Block Perloid Inlay 3,5,7,9,12,15,17 | Peghead Logo | “Silvertone” Script Waterslide Decal | | | | | |
| Hardware | | | | | | | | |
| Tuners | Waverly Stich-line | Pickguard | Harmony Style White Celluloid | | | | | |
| Tuners Type | Individual, Open Back, Two Screws Affixed | Pickguard Mount | Top Screw, Mid-Side Bracket | | | | | |
| Machine Heads | White Plastic Oval | Knobs | White Daka-Ware Cupcake | | | | | |
| Tuner Bushings | CM, Hex | Knob Details | Knurled, Push-On, Volume and Tone Gold Stamped | | | | | |
| Tailpiece | Bigsby B3 Patent No. D,169,120 | Switch Cap | White Plastic | | | | | |
| Tailpiece Mount | 3 Screws To Bottom | Control Plate | N/A Switch Plate is White Plastic Diamond | | | | | |
| Bridge Type | Floating Harmony Style 2-piece | Pickup Bezel | White Plastic Polygon, 3-screws Affixed | | | | | |
| Bridge Detail | Compensated, Thumbwheel Height Adj. | Pickup Location | Neck and Bridge | | | | | |
| Bridge Material | Brazilian Rosewood | Pickup Mount | Attached to Bezel, 2 Spring Loaded Screws, Height Adjustable | | | | | |
| Bridge Saddle | Plastic | Strap Button | Black Plastic End Pin and Upper Bout Side Pin | | | | | |
| Tremolo Arm | Pivot, 1-screw Attached | | | | | | | |
| Electronics | | | | | | | | |
| Pickup | Gibson Mfd. Seth Lover Designed PAF Mini Humbucker | Switch Stamp | Switchcraft | | | | | |
| Pickup Detail | Integrated CM Cover w/ Adjustment Screws, Bottom Sticker “PATENT NO 2737842 | Switch Detail | DPDT 3-way Toggle | | | | | |
| Pickup Date | N/A | Capacitor Stamp | 2 (in circle w/ two hyphen underlines) .02Z 50V | | | | | |
| Pickup Poles | 6 Offset Height Adjustable Screws | Cap Value | 0.02µF | | | | | |
| Pickup Wiring | Inside Body Cavity | Cap Value Actual | P1 – .02µF, P2 – .017µF | | | | | |
| Pickup Output | P1 – 7.20kΩ, P2 – 7.04kΩ | Resistor | N/A | | | | | |
| Potentiometers | 4 Total, All CTS, All Encased In Metal Cans | Resistor Value Actual | N/A | | | | | |
| Potentiometer Stamp | All 4, CBA-811-1053 500K AT 1376529 | Wire Harness | N/A | | | | | |
| Potentiometer Value | 500kΩ | Ground Wire | Wire Harness Ground to Tailpiece | | | | | |
| Pot Value Actual | P1 – V-5124kΩ T-498kΩ, P2 – V-539kΩ T-503kΩ | Output Jack | Switchcraft. 1/4″ Jack, Lower Bout Side Mounted 1/2″ Nut | | | | | |
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| Catalog Description | | | | | | | | |
| Professional quality . . hollow-body Electric Guitars Strings sit just 1/16 inch above fingerboard for effortless playing . . Bigsby vibrato lets you add Hawaiian guitar effects to your music. Our finest guitars. Tone-chamber bodies build bright, rich sound. Extra-slim necks speed your fingering . . make even hard chords easy. Laminated-maple tops and backs. Tone and volume controls for each pickup. Adjustable bridge, adjustable steel reinforcing rod in neck. Chrome-plated tuning keys. Inlaid position markers. About 41x16x2 deep. With advanced techniques book. $159.00 | | | | | | | | |
| Dual-pickup. Gleaming black-lacquer finish with white guard plate, 3-positions switch allows use of upper, lower or both pickups at once. $7.50 monthly on Terms. | | | | | | | | |
| 57 A 1446L – Shipping weight 12 lbs . . . Cash $159.95 | | | | | | | | |
| | | | | | | | |
| Chronologue Legend | | | | | | | | |
| Pickups numbering starts from top position. Ex. P1-Neck, P2-Middle, P3-Bridge | | | | | | | | |
| Pup – Pickup | | | | | | | | |
| UB – Upper-bout, LB – Lower-bout, WB – Waist-bout | | | | | | | | |
| Laminate – Pressed layers of wood w/ veneer | | | | | | | | |
| Celluloid – Nitrocellulose-based plastics | | | | | | | | |
| W/B – Binding alternates White/Black or Black/White depending on count. Ex. 5-ply W/B = W/B/W/B/W | | | | | | | | |
| (db) – Double Markers | | | | | | | | |
| Pearlette – Plastic resembling natural pearl. | | | | | | | | |
| MOP – Authentic mother of pearl | | | | | | | | |
| COB – Chrome over brass | | | | | | | | |
| CM – Chromed Metal | | | | | | | | |
| OAP – Tuners mounted on a metal plate | | | | | | | | |
| V/T – Volume/Tone | | | | | | | | |
| kΩ – Kiloohms, measuring electric resistance | | | | | | | | |
| μF – Microfared, measuring electrical capacitance | | | | | | | | |
| Unknown – Electronics – examination would disrupt vintage integrity, or accurate reading is weighted by other components. | | | | | | | | |
| Unknown – Wood or hardware – examination would disrupt vintage integrity | | | | | | | | |
| N/A – Not Available from manufacturer. | | | | | | | | |
| The Chronologue entry is for model inspected only. Similar models may exhibit different specifications. | | | | | | | | |
| The Chronologue is for historic reference. Updates to continue. | | | | | | | | |
| Maintenance on models not performed unless documented. | | | | | | | | |
| The Chronologue is a registered trademark of SLT Vintage | | | | | | | | |