Preliminary identification

Mid-Century Aluminum Folding Step Stool with Swing-Out Trays

Photo reference

1 uploaded photo

Overview

A marvel of post-war domestic engineering, this aluminum step stool features a unique articulating design with integrated storage trays. It represents the transition from heavy wooden household tools to the lightweight, 'space-age' metals that defined the mid-century modern kitchen.

Story

Post-war families demanded efficiency and style in their new suburban kitchens. This stool wasn't just for reaching high shelves; its built-in trays allowed a homemaker to keep cleaning supplies or tools at hand while working.

Maker / Origin

Companies like Cosco (Hamilton Manufacturing Corp) and Durham revolutionized the American home by applying industrial metal-stamping techniques to furniture. They turned utilitarian objects into symbols of modern, streamlined living that were affordable for the growing middle class.

Condition & Value

The aluminum shows typical surface oxidation and some paint splatters consistent with garage or utility use. The rubber feet appear intact, which is rare for this age. Cleaning the metal would significantly increase its decorative appeal. Functional mid-century industrial items have a strong 'industrial chic' following.

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Sold comps, value drivers, and venue guidance pulled from recent auction results.

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Market Analysis

Comparable demand stays strongest where maker, originality, and venue confidence line up. Broader examples still trade, but the range tightens quickly when provenance, condition, or selling lane fit is missing.

Value Drivers

  • Strong maker attribution with credible period details
  • Better-than-average condition for the category
  • Broader demand rises when presentation and finish feel intact

Concerns

  • Decorative-only demand limits the ceiling
  • Surface wear or missing provenance can compress the range fast
  • Regional sale lanes often underperform specialist venues

Best Venue

Specialty auction or a focused dealer with buyers already in this lane.

Comparable Sales

5 comps
Regional auction· Jun 2024
$1,280

Signed example with light edge wear and original frame.

Dealer archive· Mar 2024
$1,450

Comparable format with stronger provenance and cleaner surface.

Marketplace sale· Jan 2024
$980

Smaller related piece with visible craquelure and trimmed margins.

Estate platform· Oct 2023
$1,150

Period match with softer condition and weaker subject matter.

Auction result· Aug 2023
$1,375

Close market lane comp with similar material and presentation.