'Other' Constructional and Allied Systems Info & Downloads
Bob(2) Construction Sets
Bob(2) was a construction system using rods and plates and was made in the France. Very similar systems were also made in the UK (Bob(1)) and Switzerland (Bob(3)), with each country having a slightly different system. It was produced in France from 1942 to at least 1952.
Manufacturer / Distributor
Inventor: Jean Perinel, Annemasse, 30 rue du Chablais, France
Manufacturer: J.J.F., 44 Rue Lavoisier, Mulhouse, France.
Distributed by M.R. Maury, Agence Générale, 1 Boulevard de Strasbourg, Paris, France
Info from the Metal Constructional Systems Database for BOB 
1942 to 1952 (see comment *1)
Steel / Aluminium (Alloy) (see comment *2)
double-tapped (see comment *3)
M4 (see comment *4)
2.9 (see comment *5)
Bolts: cheese (slotted)
(see comment *6)
Aluminium (Alloy) with a Aluminium (Alloy) finish
(see comment *7)
Joints marked BOB brass.SCDG. *1 & 60l reported. *2 Wooden Wheels, card Plates in early sets. *3*4 & s, 3x.6. *5 & 3.0 (steel). *6*7 In Joints, & slotted cheesehead plain steel 5.0; in boss: slotte roundhead plain steel, Bolt Head Diameter=7.3, & slotte roundhead plain steel 5.5.
The MCS document for this system is shown below. It can also be downloaded to your computer if desired here
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Below there are manuals/leaflets which can be downloaded by clicking on the appropriate image.
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