【Product Overview】 This is a series of publications from the Sapporo City Toyohira-ku Science Museum. Each issue contains the latest information, events, and special features of the science museum. 【Published Issues】 - No. 11 (Published in 1999) - No. 12 (Published in 2000) - No. 13 (Published in 2000) - No. 15 (Published in 2001) - No. 16 (Published in 2002) 【Condition】 Each issue shows some signs of wear and tear due to age, but they are generally in good condition. They are valuable as collection items or research materials. - Title: Sapporo City Toyohira-ku Science Museum Bulletin No. 12 - Published Year: 2000 - Title: Sapporo City Toyohira-ku Science Museum Bulletin No. 11 - Published Year: 1999 - Title: Sapporo City Toyohira-ku Science Museum Bulletin No. 13 - Published Year: 2000 - Title: Sapporo City Toyohira-ku Science Museum Bulletin No. 15 - Published Year: 2001 - Title: Sapporo City Toyohira-ku Science Museum Bulletin No. 16 - Published Year: 2002 This is a set of 5 bulletins. They were kept as museum materials, but I am selling them due to end-of-life preparations. They are reasonably clean, but please refrain from purchasing if you are looking for perfect cleanliness. Thank you for viewing.