An interesting table from the "IES Lighting Handbook", 4th edition, 2nd print 1968.
These are the technical data of the MV and MH lamps from that time.
![](https://www.lighting-gallery.net/proxy.php?request=http%3A%2F%2Fwww.bremsenbude.de%2Fleuchten%2FIES_Lighting_Handbook_4th_Edition_2nd_Print_Page_8_78.jpg&hash=69ea97bb2d8234171ed159adc8d07e442293bceb)
Source: IES Lighting Handbook, 4th edition 1966, 2nd reprint 1968, page 8-78
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Source: IES Lighting Handbook, 4th edition 1966, 2nd reprint 1968, page 8-79
![](https://www.lighting-gallery.net/proxy.php?request=http%3A%2F%2Fwww.bremsenbude.de%2Fleuchten%2FIES_Lighting_Handbook_4th_Edition_2nd_Print_Page_8_80.jpg&hash=2c57955494b04ca38a804f300947fb3f0d9786c3)
Source: IES Lighting Handbook, 4th edition 1966, 2nd reprint 1968, page 8-80
![](https://www.lighting-gallery.net/proxy.php?request=http%3A%2F%2Fwww.bremsenbude.de%2Fleuchten%2FIES_Lighting_Handbook_4th_Edition_2nd_Print_Page_8_81.jpg&hash=1eedb54900e21a662f53d7392bd3cb8ea3a26bc4)
Source: IES Lighting Handbook, 4th edition 1966, 2nd reprint 1968, page 8-81
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Source: IES Lighting Handbook, 4th edition 1966, 2nd reprint 1968, page 8-82
I also made a pdf. If you want it, send me a PM.
Regards
Olav