Excalibur 64 adverts in various magazines, some updated

[ChickenMan]

Now that nice colour scans of most EA and ETI magazines are available at archive.org, its time our black & white images of the Excalibur 64 adverts be updated.  It was also found that we were missing a few as well.

They show the variation in price with time and the variability of the adverts design, predominantly Blue, then Red and back to Blue.

So in the Vintage Repository in the Excalibur_64 folder we placed

excalibur_advert_ea_83_07.pdf --> updated
excalibur_advert_ea_83_08.pdf
excalibur_advert_ea_83_09.pdf
excalibur_advert_ea_83_10.pdf --> updated
excalibur_advert_ea_83_11.pdf --> updated
excalibur_advert_ea_83_12.pdf --> updated
excalibur_advert_ea_84_01.pdf
excalibur_advert_ea_84_02.pdf --> updated
excalibur_advert_eti_83_08.pdf --> updated