The Government of Ceylon : 1887 - 1926
Uniface Fifty Rupee Note

The Uniface large size Fifty Rupees currency note issued by the Board of Commissioners of Currency with the standard colonial format front used by The Governmaent of Ceylon. This Type has 5 known dates with 5 Signature pairs between 1909 to 1926. There must be unknown dates before 1909 to account for gap of 199K notes in Serial number sequence after 1885.

The Notes are 216 by 146 mm i.e. 8 1/2 by 5 3/4 inches.
Printed by Thomas De La Rue & Co., London
Water-mark: A Large FIFTY RUPEES in 2 lines light on dark at center. A vertical triple ZigZag lines to right, and light Elephant and Dagaba logo to the upper left . Text THE GOVERNMENT OF CEYLON light on dark panel centered below. Handmade paper manufactured by Messrs Portals

Front : Black on Green underprint with huge FIFTY at center THE GOVERNMENT OF CEYLON centered on top above Promises to pay the Bearer on Demand the Sum of. In a 7.5-inch bar the value in words FIFTY RUPEES with Micro printing of same around. On either side, a numeric 50 with RUPEES in an arc below, within a circle. Just below the value රුපියල් පනහයි in Sinhala Text to left and Text in Tamil on right. The Dark Brown Serial number above and below on both left and right, with Colombo, date: day Month Year, centered below. In panel in two lines FOR THE GOVERNMENT OF CEYLON with Micro printing of same around at bottom left. Two facsimile signatures at right and COMMISSIONERS OF CURRENCY. below. Printer name THOS.DE LA RUE & CO LONDON. at bottom left.
Back : Blank

Date on BankNoteSignatures of
Commissioners of Currency
Range of Serial #Mintage
in K
1st November 1909 H. Clifford & Bernard Senior C/3 09001 - C/3 79000 70
20th January 1913 R.E. Stubbs & Bernard Senior C/3 79001 - C/4 29000 50
8th December 1919 Graeme Thomson & Bernard Senior C/4 29001 - C/5 29000 100
1st December 1925 E.B. Alexander & W.W. Woods C/5 29001 - C/5 50000 21
1st June 1926 A.G.M. Fletcher & W.W. Woods C/5 50001 - C/6 50000 100

Currency notes from 1913 had secret marks

The notes were demonetized with all notes dated before January 1, 1940 on 1946 April 13th and ceased to be legal tender with effect July 31, 1946.

The details of this issue are from Sri Lanka Currency of Recent Times 1938-1985 T. M. U. Sallay, 1986 Colombo:Central Bank of Sri Lanka.

The 45 dpi image is from a Spink Auction Listing and displayed at 50 dpi.
If you have this note, I would be grateful to get a 300 dpi scan which will be posted with desired acknowledgement.