I have a full box of many different issues if your looking for specifics

Up for sale is a vintage Understanding Science magazine, issue number 53, a Sampson Low Publication, perfect for collectors and enthusiasts of vintage science publications. This magazine offers a glimpse into the scientific understanding of the era. It is in used condition, showing signs of wear consistent with its age. If you're looking to add a unique piece of publishing history to your collection, this is a great find! While I don't have specific pricing data for this particular issue, similar vintage science magazines on OKz.ca are typically listed between $5 and $20 depending on their condition and rarity

If the ad's still up, then yes, it is available!
When you call please mention you found this ad listing on OKz.ca