Fig. 309 - An early breedboard type radio receiver made by Atwater Kent in the USA circa 1925.
As aforementioned the breedboard was the first type of industrial radio receiver. Fig 309
In this early type of radio receivers, the electrical components were assembled in beaufiful handicrafted wooden base. Soon there was a strong demand for an enclosed or cabinets following classical furniture styles. The radio boom forced the manufactures to developed mass production, launching in the market more economical one-dial radio sets. In the early thirties the home radio receiver had acquired its own shape through the industrial desing hence arising a cluster of cute aesthetical concepts.
The new stylized cabinets had sophisticated wood finishing by using lacquers and varnishes. Therefore, in spite of the industry’s continuous effort to improve even more production processes, the wooden cabinet was still an expensive manufacturing item. Fig. 310

Close up of a radio receiver using "Neutrodyne" circuito, made in the USA, circa 1924. It uses Bakelite front panel.
Rear view of the radio receiver using "Neutrodyne" circuit. The components were assembled in a wooden made breed board as the metallic chassis was still not used to support the electronic components.
Fig. 310 - Several types of wooden made cabinets around 1928-1937.