PKK Library catalog › Results of search for 'au:"M. J. Beckers"'

	1.	Photoelectric focus and seeing monitor solar telescopes by M. J. Beckers. Material type: Book Publisher: Availability: Items available for reference: PK Kelkar Library, IIT Kanpur [Call number: TR RL-66-509] (1). Add to cart (remove)
	2.	A Ray-tracing program for birefringent filters by M. J. Beckers \| B. R. Dunn. Material type: Book Publisher: Availability: No items available Damaged (1). Add to cart (remove)

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