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Construction Models(a)
Construct-O-Steel
Sagesse
Wisdom

Construction Models(a), Construct-O-Steel, Sagesse, Wisdom were all the same Meccano-like construction system. The system appears to have had different names at different times and/or for different markets. It was called Sagesse for the French market. It was made in China by Wisdom.

Manufacturer / Distributor

Wisdom, China
UK Distributor: Dubreq Ltd., 120/132 Cricklewood Lane, London, NW2, US

Info from the Metal Constructional Systems Database for CONSTRUCTION MODELS [a]

Maker
Wisdom
System Type
Certain Chinese
Country
China
Dates
1978 to 1993 (see comment *1)
Material
Steel
Thread
M4
Boss Type
single-tapped
Boss Thread
M4
Diametrical Pitch of Gears
--
No. of Parts in System
38
Hole Pitch (Spacing) (mm)
12.5
Diameter of holes in Strips(mm)
4.3
Diameter of the Bore in Bosses(mm)
4.2
Diameter of Axle Rods(mm)
4.0 (see comment *2)
Types of Nuts and Bolts
Nuts: hexagonal
Bolts: round (slotted)
Material/Finish of Nuts and Bolts
Steel with a Nickel plated finish
Size of the Nuts across Flats (mm)
6.9
Bolt diameter (mm)
6.5

Comments
Parts as WISDOM except colour. *1 Known 1990. *2 Also 2.6mm, see the similar CONSTRUCT-O-STEEL.

The MCS document for this system is shown below. It can also be downloaded to your computer if desired here

NOTE : If the MCS document does not appear in the window below, then refresh the page.

The report can be zoomed into, made full screen or downloaded as a pdf document by using the controls provided

Manufacturer / Distributor

Wisdom, China
UK Distributor: Dubreq Ltd., 120/132 Cricklewood Lane, London, NW2, US

Info from the Metal Constructional Systems Database for CONSTRUCT-O-STEEL

Maker
Wisdom
System Type
Certain Chinese
Country
China
Dates
1978 to 1993 (see comment *1)
Material
Steel
Thread
M4
Boss Type
single-tapped
Boss Thread
M4
Diametrical Pitch of Gears
--
No. of Parts in System
38
Hole Pitch (Spacing) (mm)
12.5
Diameter of holes in Strips(mm)
4.4
Diameter of the Bore in Bosses(mm)
4.2 (mean)
Diameter of Axle Rods(mm)
4.0 (see comment *2)
Types of Nuts and Bolts
Nuts: hexagonal
Bolts: round (crosshead)
Material/Finish of Nuts and Bolts
Steel with a Nickel plated finish
Size of the Nuts across Flats (mm)
6.9
Bolt diameter (mm)
6.8

Comments
Parts as WISDOM except colour. *1 Known 1990. *2 Also 2.6mm for push-fit Wheels #015.

The MCS document for this system is shown below. It can also be downloaded to your computer if desired here

NOTE : If the MCS document does not appear in the window below, then refresh the page.

The report can be zoomed into, made full screen or downloaded as a pdf document by using the controls provided

Manufacturer / Distributor

Wisdom, China
UK Distributor: Dubreq Ltd., 120/132 Cricklewood Lane, London, NW2, US

Info from the Metal Constructional Systems Database for SAGESSE

Maker
Wisdom
System Type
Certain Chinese
Country
China
Dates
known in 1982 to circa 1994
Material
Steel
Thread
M4
Boss Type
single-tapped
Boss Thread
M4
Diametrical Pitch of Gears
--
No. of Parts in System
46
Hole Pitch (Spacing) (mm)
12.5
Diameter of holes in Strips(mm)
4.4
Diameter of the Bore in Bosses(mm)
4.2
Diameter of Axle Rods(mm)
4.0 (see comment *1)
Types of Nuts and Bolts
Nuts: hexagonal
Bolts: round (slotted)
Material/Finish of Nuts and Bolts
Steel with a Nickel plated finish
Size of the Nuts across Flats (mm)
6.9
Bolt diameter (mm)
6.8

Comments
Name used in French markets for WISDOM. *1 Also 2.6mm for Wheels 015.

Manufacturer / Distributor

Wisdom, China
UK Distributor: Dubreq Ltd., 120/132 Cricklewood Lane, London, NW2, US

Info from the Metal Constructional Systems Database for WISDOM

Maker
Wisdom
System Type
Certain Chinese
Country
China
Dates
known in 1982 (see comment *1) to circa 1994 (see comment *2)
Material
Steel
Thread
M4
Boss Type
single-tapped
Boss Thread
M4
Diametrical Pitch of Gears
--
No. of Parts in System
46
Hole Pitch (Spacing) (mm)
12.5
Diameter of holes in Strips(mm)
4.4
Diameter of the Bore in Bosses(mm)
4.2
Diameter of Axle Rods(mm)
4.0 (see comment *3)
Types of Nuts and Bolts
Nuts: hexagonal
Bolts: round (slotted)
Material/Finish of Nuts and Bolts
Steel with a Nickel plated finish
Size of the Nuts across Flats (mm)
6.9
Bolt diameter (mm)
6.8

Comments
cf CONSTRUCT-O-STEEL, CONSTRUCTION MODELS. Sold as SAGESSE in French markets. Parts include 7 holes Flanged Sector Plate, & 7 holes Trunnions. *1 1952 to at least 1994 also suggested. *2 Also 2.6mm for Wheels 015.

The MCS document for this system is shown below. It can also be downloaded to your computer if desired here

NOTE : If the MCS document does not appear in the window below, then refresh the page.

The report can be zoomed into, made full screen or downloaded as a pdf document by using the controls provided

Below there are manuals/leafets which can be downloaded by clicking on the appropriate image.

An early series of manuals


A photocopy of a Construction Models(a) manual for set 1.
(Added 23/05/2019)

A Construction Models(a) manual for set 3.
(Added 23/05/2019)

A Construction Models(a) manual for set 4.
(Added 23/05/2019)

A later series of manuals


A Wisdom/Construction Models(a) instruction leaflet for set 0.
(Added 23/05/2019)

A Wisdom/Construction Models(a) instruction leaflet for set 1.
(Added 23/05/2019)

A Wisdom/Construction Models(a) instruction leaflet for set 2.
(Added 23/05/2019)

A Wisdom/Construction Models(a) manual for set 3.
(Added 23/05/2019)

Page content last updated - 2 March 2021