Further work on plant injection for diagnostic and curative purposes von Roach, W. A., Roberts, W. O.

The Voorhelms of Haarlem von Roberts, W.

Devonshire art at Exeter von Roberts, W.

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The End, and the Beginning, of Plato's Phaedo von Roberts, W. Rhys

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The Haunting Hand von Roberts, W. Adolphe

Atlanta's fighting forty-second Joseph Johnston's 'Old Guard' von Roberts, W. Clifford Jr

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Energy balances some problems and recent developments ; a paper von Roberts, W. N. T., Hawkins, W. A.

The use of tellurometer observations in establishing a co-ordinate survey control system in the province of New Brunswick, Canada paper pres. to the Tellurometer Symp. in London, E... von Konecny, Gottfried, Roberts, W. F.

The use of a model four geodimeter in establishing basic control in the province of New Brunswick, Canada Pape pres. to the 10th International Congress of Surveyors in Vienna, Aust... von Roberts, W. F., Konecny, Gottfried

Green crop fractionation an economic analysis von Wilkins, R. J., Heath, S. B., Roberts, W. P.