Protractor
Object detail
Accession number
2019.138.4
Production period
Description
Douglas combined protractor and parallel rule. Two 360 degree protractors have been screwed together with a circular piece of brown cardboard in between. Both protractors have the text, "ROLINX LTD / MADE IN ENGLAND".
On one side of the cardboard has drawings in green and blue pen. Hand-written in green pen is the text, "STD / PARA T/D / DIRECT". Printed in black on white paper is the text, "Correct Entry Procedure. Set A/C Heading." This has been cut out and pasted at the top of the cardboard. This is repeated at the bottom with the text, "Direction Of Holding Pattern Outbound Leg / Indicates Correct Joining Procedure."
The other side of the cardboard has drawings in black and red pen with text in red, "NON / STD / T/D / PARA / DIRECT". Printed in black on white paper is the text, "Correct Entry Procedure / Set A/C Heading." This has been cut out and pasted at the top of the cardboard. This is repeated at the bottom with the text, "Direction Of Holding Pattern Outbound Leg / Indicates Correct Joining Procedure."
On one side of the cardboard has drawings in green and blue pen. Hand-written in green pen is the text, "STD / PARA T/D / DIRECT". Printed in black on white paper is the text, "Correct Entry Procedure. Set A/C Heading." This has been cut out and pasted at the top of the cardboard. This is repeated at the bottom with the text, "Direction Of Holding Pattern Outbound Leg / Indicates Correct Joining Procedure."
The other side of the cardboard has drawings in black and red pen with text in red, "NON / STD / T/D / PARA / DIRECT". Printed in black on white paper is the text, "Correct Entry Procedure / Set A/C Heading." This has been cut out and pasted at the top of the cardboard. This is repeated at the bottom with the text, "Direction Of Holding Pattern Outbound Leg / Indicates Correct Joining Procedure."
Marks
ROLINX LTD / MADE IN ENGLAND Printed
STD / PARA T/D / DIRECT Hand-written
Correct Entry Procedure. Set A/C Heading. Printed
Direction Of Holding Pattern Outbound Leg / Indicates Correct Joining Procedure. Printed
NON / STD / T/D / PARA / DIRECT Hand-written
Correct Entry Procedure / Set A/C Heading. Printed
Direction Of Holding Pattern Outbound Leg / Indicates Correct Joining Procedure. Printed
STD / PARA T/D / DIRECT Hand-written
Correct Entry Procedure. Set A/C Heading. Printed
Direction Of Holding Pattern Outbound Leg / Indicates Correct Joining Procedure. Printed
NON / STD / T/D / PARA / DIRECT Hand-written
Correct Entry Procedure / Set A/C Heading. Printed
Direction Of Holding Pattern Outbound Leg / Indicates Correct Joining Procedure. Printed
Credit Line
Protractor, 2019.138.4. The Museum of Transport and Technology (MOTAT).
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